Today's Message Index:
----------------------
 
     1. 03:51 AM - Re: Low Oil Pressure (Catz631@aol.com)
     2. 07:40 AM - Re: ethanol (Pete Christensen)
     3. 08:33 AM - Re: ethanol (ray atkinson)
     4. 08:42 AM - Re: ethanol (william sullivan)
     5. 09:27 AM - Re: ethanol (Rick Thomason)
     6. 09:28 AM - Re: ethanol (Rick Thomason)
     7. 10:03 AM - Re: ethanol (FLYaDIVE)
     8. 10:36 AM - Re: ethanol (Pete Christensen)
     9. 10:43 AM - Re: ethanol (ray atkinson)
    10. 12:06 PM - Re: ethanol (paul wilson)
    11. 12:15 PM - Re: ethanol (Roger Lee)
    12. 03:32 PM - Re: Re: ethanol (FLYaDIVE)
    13. 03:37 PM - Re: ethanol (FLYaDIVE)
    14. 04:03 PM - Re: Re: ethanol (Pete Christensen)
    15. 04:44 PM - Re: ethanol (Rick Thomason)
    16. 04:47 PM - Re: ethanol (Rick Thomason)
    17. 05:44 PM - Re: ethanol (Roger Lee)
    18. 06:03 PM - Re: ethanol (dave)
    19. 07:11 PM - Re: Re: ethanol (FLYaDIVE)
    20. 07:21 PM - Re: Re: ethanol (FLYaDIVE)
    21. 08:41 PM - Re: ethanol (Richard Girard)
 
 
 
Message 1
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| Subject:  | Re: Low Oil Pressure | 
      
      BJ,
       I too had problems with big oil pressure fluctuations when I  installed 
      the new "mushroom" I went back to the old ball and problem  solved.That's what
      
      I am using now.
       Aeroshell Plus 4 seems to be running fine with good temps/pressures  in my 
      engine.
                                                               Dick Maddux
                                                               Milton,Fl
                                                               old 912 UL
      
Message 2
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      What I have found in washing the alcohol from my gasoline is that a 
      small amount of settling occurs in the tank while the plane is sitting.  
      I drain my gascolator before and after each flight.  The gascolator bowl 
      has started to rust and I plan to clean it up and coat the bowl with 
      Kreem.  I discontinued using washed gas over the winter since my plane 
      sat more.  I may try washing my gas twice to see if this stops the 
      settlement.
      
      Pete
      
      
      On 2/7/2011 8:23 PM, Noel Loveys wrote:
      >
      > If you really, really have to fly on ethanol fuel then you have 
      > already broken the first cardinal rule.  Never leave fuel in your 
      > plane for an extended period of time.  If you have high humidity, as 
      > you said,  it will absorb some of the moisture and when that happens 
      > it, not only gets closer to a phase separation but becomes very 
      > corrosive....  It may eat your tanks if they are anything but 
      > stainless steel.  It will probably start to eat your fuel system 
      > including the carb body and the fuel lines.  Best not to leave it in 
      > the plane and only fly on fresh fuel.  BTW you will know when you have 
      > a phase separation happening...  you will get something just over 10% 
      > of the quantity of fuel in your tank showing up as water.  So if you 
      > have left say 15 gal of fuel in your plane then if it separates you 
      > will get 1.5 gallons of water/ethanol solution (mostly water) hitting 
      > your carb or injectors.  A little good news is if you are using a 
      > paper filter it will try to block the water from passing...  
      > unfortunately there won't be anything else but water to pass.  The 
      > milky substance you did find is probably something the ethanol started 
      > to eat.
      >
      > The second point is as Barry mentioned remove the ethanol form your 
      > fuel by adding enough water to cause a phase separation.  Then siphon 
      > the clear ethanol free gas off the top of the water ethanol solution 
      > that will form on the bottom of the container.  Be careful though, to 
      > let the gas sit for about twenty minutes so all the water can settle 
      > out before siphoning the gas.  And always use a good chamois or felt 
      > to strain your gas...  either of those products will pass gas but not 
      > water.  If you remove the ethanol from your fuel then it won't hurt to 
      > leave the gas in your plane between flights for periods of up to I 
      > _guess_ a month or so.
      >
      > Noel
      >
      > *From:*owner-rotaxengines-list-server@matronics.com 
      > [mailto:owner-rotaxengines-list-server@matronics.com] *On Behalf Of 
      > *FLYaDIVE
      > *Sent:* February 7, 2011 2:29 PM
      > *To:* rotaxengines-list@matronics.com
      > *Subject:* Re: RotaxEngines-List: ethanol
      >
      > Joe:
      >
      > There are a few things that would cause your fuel to go cloudy:
      >
      > Contamination in the tank.
      >
      > Hygroscopic action of the alcohol
      >
      > Temperature (low) causing the water to freeze
      >
      > Being that you found only 1/2 ounce I would also consider:
      >
      > The drain plugs as being contaminated due to oxidation
      >
      > How clean was the inspection tube that you were using
      >
      > When you say 'separation', are you referring to the 
      > water separating out from the fuel due to saturation?  If yes, then 
      > YES you could be seeing the water above what the alcohol would hold 
      > in suspension.
      >
      > A 1/2 ounce... I would not worry about.  But why use gas 
      > with ethanol - Do the separation procedure that has been discussed 
      > here on line and you will reduce the chances of water.
      >
      > Barry
      >
      > On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell 
      > <jnjkimbell@hotmail.com <mailto:jnjkimbell@hotmail.com>> wrote:
      >
      > Appreciate some info concerning fuel seperation.  I have CH701 with 
      > the 100hp riotax.  I live in a high humedity area and have not been 
      > flying much lately.  I use 10%  ethanol fuel and last time I started 
      > to fly (fuel had been in A/C over a month) and checked the lowest 
      > drain, I found cloudy fuel, not water, but did not lood good.  
      > I continued to drain fuel until it was clear, probably a half an 
      > ounce. Was this cloudy fuel on the point of seperation?  I did go 
      > ahead and fly with no problems, but after thinking about it, what 
      > would the list's ideas be.  Very glad it kept running, though an both 
      > tanks the fuel seemed to come out of only one tank.  No external fuel 
      > pump.  Gravity feed.
      >
      > =========
      > >
      > >
      > >
      >
      > *  *
      > *  *
      > *ist" target="_blank">http://www.matronics.com/Navigator?RotaxEngines-List*
      > *tp://forums.matronics.com*
      > *_blank">http://www.matronics.com/contribution*
      > *  *
      >
      > *  *
      > *  *
      > **
      > **
      > **
      > **
      > **
      > *http://www.matronics.com/Navigator?RotaxEngines-List*
      > **
      > **
      > *http://forums.matronics.com*
      > **
      > **
      > **
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      > *http://www.matronics.com/contribution*
      > **
      > *  *
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Message 3
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      How in the world do millions of cars run trillions of miles trouble free 
      on this stuff??
        ----- Original Message ----- 
        From: Pete Christensen 
        To: rotaxengines-list@matronics.com 
        Sent: Wednesday, May 25, 2011 7:37 AM
        Subject: Re: RotaxEngines-List: ethanol
      
      
        What I have found in washing the alcohol from my gasoline is that a 
      small amount of settling occurs in the tank while the plane is sitting.  
      I drain my gascolator before and after each flight.  The gascolator bowl 
      has started to rust and I plan to clean it up and coat the bowl with 
      Kreem.  I discontinued using washed gas over the winter since my plane 
      sat more.  I may try washing my gas twice to see if this stops the 
      settlement.
      
        Pete
      
      
        On 2/7/2011 8:23 PM, Noel Loveys wrote: 
          If you really, really have to fly on ethanol fuel then you have 
      already broken the first cardinal rule.  Never leave fuel in your plane 
      for an extended period of time.  If you have high humidity, as you said, 
       it will absorb some of the moisture and when that happens it, not only 
      gets closer to a phase separation but becomes very corrosive....  It may 
      eat your tanks if they are anything but stainless steel.  It will 
      probably start to eat your fuel system including the carb body and the 
      fuel lines.  Best not to leave it in the plane and only fly on fresh 
      fuel.  BTW you will know when you have a phase separation happening...  
      you will get something just over 10% of the quantity of fuel in your 
      tank showing up as water.  So if you have left say 15 gal of fuel in 
      your plane then if it separates you will get 1.5 gallons of 
      water/ethanol solution (mostly water) hitting your carb or injectors.  A 
      little good news is if you are using a paper filter it will try to block 
      the water from passing...  unfortunately there won't be anything else 
      but water to pass.  The milky substance you did find is probably 
      something the ethanol started to eat. 
      
      
          The second point is as Barry mentioned remove the ethanol form your 
      fuel by adding enough water to cause a phase separation.  Then siphon 
      the clear ethanol free gas off the top of the water ethanol solution 
      that will form on the bottom of the container.  Be careful though, to 
      let the gas sit for about twenty minutes so all the water can settle out 
      before siphoning the gas.  And always use a good chamois or felt to 
      strain your gas...  either of those products will pass gas but not 
      water.  If you remove the ethanol from your fuel then it won't hurt to 
      leave the gas in your plane between flights for periods of up to I guess 
      a month or so.
      
      
          Noel
      
      
          From: owner-rotaxengines-list-server@matronics.com 
      [mailto:owner-rotaxengines-list-server@matronics.com] On Behalf Of 
      FLYaDIVE
          Sent: February 7, 2011 2:29 PM
          To: rotaxengines-list@matronics.com
          Subject: Re: RotaxEngines-List: ethanol
      
      
          Joe:
      
      
          There are a few things that would cause your fuel to go cloudy:
      
          Contamination in the tank.
      
          Hygroscopic action of the alcohol
      
          Temperature (low) causing the water to freeze
      
      
          Being that you found only 1/2 ounce I would also consider:
      
          The drain plugs as being contaminated due to oxidation
      
          How clean was the inspection tube that you were using
      
      
          When you say 'separation', are you referring to the water separating 
      out from the fuel due to saturation?  If yes, then YES you could be 
      seeing the water above what the alcohol would hold in suspension.
      
      
          A 1/2 ounce... I would not worry about.  But why use gas with 
      ethanol - Do the separation procedure that has been discussed here on 
      line and you will reduce the chances of water.
      
      
          Barry
      
          On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell 
      <jnjkimbell@hotmail.com> wrote:
      
          Appreciate some info concerning fuel seperation.  I have CH701 with 
      the 100hp riotax.  I live in a high humedity area and have not been 
      flying much lately.  I use 10%  ethanol fuel and last time I started to 
      fly (fuel had been in A/C over a month) and checked the lowest drain, I 
      found cloudy fuel, not water, but did not lood good.  I continued to 
      drain fuel until it was clear, probably a half an ounce. Was this cloudy 
      fuel on the point of seperation?  I did go ahead and fly with no 
      problems, but after thinking about it, what would the list's ideas be.  
      Very glad it kept running, though an both tanks the fuel seemed to come 
      out of only one tank.  No external fuel pump.  Gravity feed.
           
          =========
          > 
          > 
          > 
      
        ist" 
      target="_blank">http://www.matronics.com/Navigator?RotaxEngines-Listtp:
      //forums.matronics.com_blank">http://www.matronics.com/contribution 
      
      
      http://www.matronics.com/Navigator?RotaxEngines-Listhttp://forums.matroni
      cs.comhttp://www.matronics.com/contribution 
      
      
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Message 4
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      =C2- Their tanks are sealed, and they purchase fresh gas all the time.
      
      --- On Wed, 5/25/11, ray atkinson <raybot@comcast.net> wrote:
      
      
      From: ray atkinson <raybot@comcast.net>
      Subject: Re: RotaxEngines-List: ethanol
      
      
      How in the world do millions of cars run trillions of miles trouble free on
       this stuff??
      
      ----- Original Message ----- 
      From: Pete Christensen 
      Sent: Wednesday, May 25, 2011 7:37 AM
      Subject: Re: RotaxEngines-List: ethanol
      
      What I have found in washing the alcohol from my gasoline is that a small a
      mount of settling occurs in the tank while the plane is sitting.=C2- I dr
      ain my gascolator before and after each flight.=C2- The gascolator bowl h
      as started to rust and I plan to clean it up and coat the bowl with Kreem.
      =C2- I discontinued using washed gas over the winter since my plane sat m
      ore.=C2- I may try washing my gas twice to see if this stops the settleme
      nt.
      
      Pete
      
      
      On 2/7/2011 8:23 PM, Noel Loveys wrote: 
      
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      If you really, really have to fly on ethanol fuel then you have already bro
      ken the first cardinal rule.=C2- Never leave fuel in your plane for an ex
      tended period of time.=C2- If you have high humidity, as you said, =C2-
      it will absorb some of the moisture and when that happens it, not only gets
       closer to a phase separation but becomes very corrosive....=C2- It may e
      at your tanks if they are anything but stainless steel.=C2- It will proba
      bly start to eat your fuel system including the carb body and the fuel line
      s.=C2- Best not to leave it in the plane and only fly on fresh fuel.=C2
      - BTW you will know when you have a phase separation happening...=C2- y
      ou will get something just over 10% of the quantity of fuel in your tank sh
      owing up as water.=C2- So if you have left say 15 gal of fuel in your pla
      ne then if it separates you will get 1.5 gallons of water/ethanol solution 
      (mostly water) hitting your carb or injectors.=C2- A little good news is 
      if you are using a paper filter it
       will try to block the water from passing...=C2- unfortunately there won
      =99t be anything else but water to pass.=C2- The milky substance yo
      u did find is probably something the ethanol started to eat. 
      
      The second point is as Barry mentioned remove the ethanol form your fuel by
       adding enough water to cause a phase separation.=C2- Then siphon the cle
      ar ethanol free gas off the top of the water ethanol solution that will for
      m on the bottom of the container.=C2- Be careful though, to let the gas s
      it for about twenty minutes so all the water can settle out before siphonin
      g the gas.=C2- And always use a good chamois or felt to strain your gas..
      .=C2- either of those products will pass gas but not water. =C2-If you 
      remove the ethanol from your fuel then it won=99t hurt to leave the g
      as in your plane between flights for periods of up to I guess a month or so
      .
      
      Noel
      
      
      From: owner-rotaxengines-list-server@matronics.com [mailto:owner-rotaxengin
      es-list-server@matronics.com] On Behalf Of FLYaDIVE
      Sent: February 7, 2011 2:29 PM
      Subject: Re: RotaxEngines-List: ethanol
      
      Joe:
      
      
      There are a few things that would cause your fuel to go cloudy:
      
      Contamination in the tank.
      
      Hygroscopic=C2-action of the alcohol
      
      Temperature (low) causing the water to freeze
      
      
      Being that you found only 1/2 ounce I would also consider:
      
      The drain plugs as being contaminated due to oxidation
      
      How clean was the inspection tube that you were using
      
      
      When you say 'separation', are=C2-you=C2-referring=C2-to the water=C2
      -separating=C2-out from the fuel due to saturation? =C2-If yes, then 
      YES you could be seeing the water above what the alcohol would hold in=C2
      -suspension.
      
      
      A 1/2 ounce... I would not worry about. =C2-But why use gas with=C2-eth
      anol=C2-- Do the=C2-separation=C2-procedure that has been discussed h
      ere on line and you will reduce the chances of water.
      
      
      Barry
      
      On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell <jnjkimbell@hotmail.c
      om> wrote:
      
      Appreciate some info concerning fuel seperation.=C2- I have=C2-CH701 wi
      th the 100hp riotax.=C2- I live in a high humedity area and have not been
       flying much lately.=C2- I use 10% =C2-ethanol fuel and last time I sta
      rted to fly (fuel had been in A/C over a month) and checked the lowest drai
      n, I found cloudy fuel, not water, but did not lood good.=C2- I=C2-cont
      inued to drain fuel until it was clear, probably a half an ounce. Was this 
      cloudy fuel on the point of seperation?=C2- I=C2-did go ahead and fly w
      ith no problems, but after thinking about it, what would the list's ideas b
      e.=C2- Very glad it kept=C2-running, though an both tanks the fuel=C2
      -seemed to come=C2-out of only one tank.=C2- No external fuel pump.
      =C2- Gravity feed.
      =C2-
      =========
      > 
      > 
      >  =C2- =C2-ist" target="_blank">http://www.matronics.com/Navigator?R
      otaxEngines-Listtp://forums.matronics.com_blank">http://www.matronics.com/c
      ontribution =C2-
       =C2- =C2-http://www.matronics.com/Navigator?RotaxEngines-Listhttp://fo
      rums.matronics.comhttp://www.matronics.com/contribution =C2-
      
      
      href="http://www.matronics.com/Navigator?RotaxEngines-List">http://www.ma
      tronics.com/Navigator?RotaxEngines-List
      href="http://forums.matronics.com">http://forums.matronics.com
      href="http://www.matronics.com/contribution">http://www.matronics.com/c
      
      
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Message 5
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  | 
      
      
      
      Because they don't have fiberglass fuel tanks!
      
      Leave a half tank of gasohol in your car for 2 months and then see how well i
      t runs.
      
      Rick
      
      On May 25, 2011, at 10:31 AM, "ray atkinson" <raybot@comcast.net> wrote:
      
      > How in the world do millions of cars run trillions of miles trouble free o
      n this stuff??
      > ----- Original Message -----
      > From: Pete Christensen
      > To: rotaxengines-list@matronics.com
      > Sent: Wednesday, May 25, 2011 7:37 AM
      > Subject: Re: RotaxEngines-List: ethanol
      > 
      > What I have found in washing the alcohol from my gasoline is that a small a
      mount of settling occurs in the tank while the plane is sitting.  I drain my
       gascolator before and after each flight.  The gascolator bowl has started t
      o rust and I plan to clean it up and coat the bowl with Kreem.  I discontinu
      ed using washed gas over the winter since my plane sat more.  I may try wash
      ing my gas twice to see if this stops the settlement.
      > 
      > Pete
      > 
      > 
      > On 2/7/2011 8:23 PM, Noel Loveys wrote:
      >> 
      >> If you really, really have to fly on ethanol fuel then you have already b
      roken the first cardinal rule.  Never leave fuel in your plane for an extend
      ed period of time.  If you have high humidity, as you said,  it will absorb s
      ome of the moisture and when that happens it, not only gets closer to a phas
      e separation but becomes very corrosive....  It may eat your tanks if they a
      re anything but stainless steel.  It will probably start to eat your fuel sy
      stem including the carb body and the fuel lines.  Best not to leave it in th
      e plane and only fly on fresh fuel.  BTW you will know when you have a phase
       separation happening...  you will get something just over 10% of the quanti
      ty of fuel in your tank showing up as water.  So if you have left say 15 gal
       of fuel in your plane then if it separates you will get 1.5 gallons of wate
      r/ethanol solution (mostly water) hitting your carb or injectors.  A little g
      ood news is if you are using a paper filter it will try to block the water f
      rom passing...  unfortunately there won=99t be anything else but water
       to pass.  The milky substance you did find is probably something the ethano
      l started to eat.
      >> The second point is as Barry mentioned remove the ethanol form your fuel b
      y adding enough water to cause a phase separation.  Then siphon the clear et
      hanol free gas off the top of the water ethanol solution that will form on t
      he bottom of the container.  Be careful though, to let the gas sit for about
       twenty minutes so all the water can settle out before siphoning the gas.  A
      nd always use a good chamois or felt to strain your gas...  either of those p
      roducts will pass gas but not water.  If you remove the ethanol from your fu
      el then it won=99t hurt to leave the gas in your plane between flights
       for periods of up to I guess a month or so.
      >> Noel
      >> From: owner-rotaxengines-list-server@matronics.com [mailto:owner-rotaxeng
      ines-list-server@matronics.com] On Behalf Of FLYaDIVE
      >> Sent: February 7, 2011 2:29 PM
      >> To: rotaxengines-list@matronics.com
      >> Subject: Re: RotaxEngines-List: ethanol
      >> Joe:
      >> There are a few things that would cause your fuel to go cloudy:
      >> Contamination in the tank.
      >> Hygroscopic action of the alcohol
      >> Temperature (low) causing the water to freeze
      >> Being that you found only 1/2 ounce I would also consider:
      >> The drain plugs as being contaminated due to oxidation
      >> How clean was the inspection tube that you were using
      >> When you say 'separation', are you referring to the water separating out f
      rom the fuel due to saturation?  If yes, then YES you could be seeing the wa
      ter above what the alcohol would hold in suspension.
      >> A 1/2 ounce... I would not worry about.  But why use gas with ethanol - D
      o the separation procedure that has been discussed here on line and you will
       reduce the chances of water.
      >> Barry
      >> 
      >> On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell <jnjkimbell@hotmail
      .com> wrote:
      >> Appreciate some info concerning fuel seperation.  I have CH701 with the 1
      00hp riotax.  I live in a high humedity area and have not been flying much l
      ately.  I use 10%  ethanol fuel and last time I started to fly (fuel had bee
      n in A/C over a month) and checked the lowest drain, I found cloudy fuel, no
      t water, but did not lood good.  I continued to drain fuel until it was clea
      r, probably a half an ounce. Was this cloudy fuel on the point of seperation
      ?  I did go ahead and fly with no problems, but after thinking about it, wha
      t would the list's ideas be.  Very glad it kept running, though an both tank
      s the fuel seemed to come out of only one tank.  No external fuel pump.  Gra
      vity feed.
      >>  
      >> =========
      >> > 
      >> > 
      >> >
      >>  
      >>  
      >> ist" target="_blank">http://www.matronics.com/Navigator?RotaxEngines-Li
      st
      >> tp://forums.matronics.com
      >> _blank">http://www.matronics.com/contribution
      >>  
      >>  
      >>  
      >> http://www.matronics.com/Navigator?RotaxEngines-List
      >> http://forums.matronics.com
      >> http://www.matronics.com/contribution
      >>  
      >> 
      >> 
      >> 
      > 
      > 
      > href="http://www.matronics.com/Navigator?RotaxEngines-List">http://www.m
      atronics.com/Navigator?RotaxEngines-List
      > href="http://forums.matronics.com">http://forums.matronics.com
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Message 6
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      Who said they were "trouble free"?
      
      On May 25, 2011, at 10:31 AM, "ray atkinson" <raybot@comcast.net> wrote:
      
      > How in the world do millions of cars run trillions of miles trouble free o
      n this stuff??
      > ----- Original Message -----
      > From: Pete Christensen
      > To: rotaxengines-list@matronics.com
      > Sent: Wednesday, May 25, 2011 7:37 AM
      > Subject: Re: RotaxEngines-List: ethanol
      > 
      > What I have found in washing the alcohol from my gasoline is that a small a
      mount of settling occurs in the tank while the plane is sitting.  I drain my
       gascolator before and after each flight.  The gascolator bowl has started t
      o rust and I plan to clean it up and coat the bowl with Kreem.  I discontinu
      ed using washed gas over the winter since my plane sat more.  I may try wash
      ing my gas twice to see if this stops the settlement.
      > 
      > Pete
      > 
      > 
      > On 2/7/2011 8:23 PM, Noel Loveys wrote:
      >> 
      >> If you really, really have to fly on ethanol fuel then you have already b
      roken the first cardinal rule.  Never leave fuel in your plane for an extend
      ed period of time.  If you have high humidity, as you said,  it will absorb s
      ome of the moisture and when that happens it, not only gets closer to a phas
      e separation but becomes very corrosive....  It may eat your tanks if they a
      re anything but stainless steel.  It will probably start to eat your fuel sy
      stem including the carb body and the fuel lines.  Best not to leave it in th
      e plane and only fly on fresh fuel.  BTW you will know when you have a phase
       separation happening...  you will get something just over 10% of the quanti
      ty of fuel in your tank showing up as water.  So if you have left say 15 gal
       of fuel in your plane then if it separates you will get 1.5 gallons of wate
      r/ethanol solution (mostly water) hitting your carb or injectors.  A little g
      ood news is if you are using a paper filter it will try to block the water f
      rom passing...  unfortunately there won=99t be anything else but water
       to pass.  The milky substance you did find is probably something the ethano
      l started to eat.
      >> The second point is as Barry mentioned remove the ethanol form your fuel b
      y adding enough water to cause a phase separation.  Then siphon the clear et
      hanol free gas off the top of the water ethanol solution that will form on t
      he bottom of the container.  Be careful though, to let the gas sit for about
       twenty minutes so all the water can settle out before siphoning the gas.  A
      nd always use a good chamois or felt to strain your gas...  either of those p
      roducts will pass gas but not water.  If you remove the ethanol from your fu
      el then it won=99t hurt to leave the gas in your plane between flights
       for periods of up to I guess a month or so.
      >> Noel
      >> From: owner-rotaxengines-list-server@matronics.com [mailto:owner-rotaxeng
      ines-list-server@matronics.com] On Behalf Of FLYaDIVE
      >> Sent: February 7, 2011 2:29 PM
      >> To: rotaxengines-list@matronics.com
      >> Subject: Re: RotaxEngines-List: ethanol
      >> Joe:
      >> There are a few things that would cause your fuel to go cloudy:
      >> Contamination in the tank.
      >> Hygroscopic action of the alcohol
      >> Temperature (low) causing the water to freeze
      >> Being that you found only 1/2 ounce I would also consider:
      >> The drain plugs as being contaminated due to oxidation
      >> How clean was the inspection tube that you were using
      >> When you say 'separation', are you referring to the water separating out f
      rom the fuel due to saturation?  If yes, then YES you could be seeing the wa
      ter above what the alcohol would hold in suspension.
      >> A 1/2 ounce... I would not worry about.  But why use gas with ethanol - D
      o the separation procedure that has been discussed here on line and you will
       reduce the chances of water.
      >> Barry
      >> 
      >> On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell <jnjkimbell@hotmail
      .com> wrote:
      >> Appreciate some info concerning fuel seperation.  I have CH701 with the 1
      00hp riotax.  I live in a high humedity area and have not been flying much l
      ately.  I use 10%  ethanol fuel and last time I started to fly (fuel had bee
      n in A/C over a month) and checked the lowest drain, I found cloudy fuel, no
      t water, but did not lood good.  I continued to drain fuel until it was clea
      r, probably a half an ounce. Was this cloudy fuel on the point of seperation
      ?  I did go ahead and fly with no problems, but after thinking about it, wha
      t would the list's ideas be.  Very glad it kept running, though an both tank
      s the fuel seemed to come out of only one tank.  No external fuel pump.  Gra
      vity feed.
      >>  
      >> =========
      >> > 
      >> > 
      >> >
      >>  
      >>  
      >> ist" target="_blank">http://www.matronics.com/Navigator?RotaxEngines-Li
      st
      >> tp://forums.matronics.com
      >> _blank">http://www.matronics.com/contribution
      >>  
      >>  
      >>  
      >> http://www.matronics.com/Navigator?RotaxEngines-List
      >> http://forums.matronics.com
      >> http://www.matronics.com/contribution
      >>  
      >> 
      >> 
      >> 
      > 
      > 
      > href="http://www.matronics.com/Navigator?RotaxEngines-List">http://www.m
      atronics.com/Navigator?RotaxEngines-List
      > href="http://forums.matronics.com">http://forums.matronics.com
      > href="http://www.matronics.com/contribution">http://www.matronics.com/c
      > 
      > 
      > 
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Message 7
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      Ray:
      
      The issue is NOT the engine.
      NOR is it the bare metals.
      [Aluminum with aromatic fuels is not that good either.]
      It is the compounds that are used to seal the fuel tanks AND
      in some cases the fuel tanks themselves - - FIBERGLASS.  Really hates
      alcohol fuels.
      Once in a while you will find an EXPERIMENTAL with some GAUD CRAZY fuel
      line.  But in most cases our standard fuel lines will work fine.
      The issue with gasket and diaphragm materials is also an OLD issue.
      
      COMPLAIN - WRITE LETTERS to your congress.  It is only going to get worse.
      
      We just dodged one bullet with the 15% ethanol.  But it is only on the back
      burner of the congress.
      
      Barry
      
      
      On Wed, May 25, 2011 at 11:31 AM, ray atkinson <raybot@comcast.net> wrote:
      
      >  How in the world do millions of cars run trillions of miles trouble free
      > on this stuff??
      >
      > ----- Original Message -----
      > *From:* Pete Christensen <pchristensen10@austin.rr.com>
      > *To:* rotaxengines-list@matronics.com
      > *Sent:* Wednesday, May 25, 2011 7:37 AM
      > *Subject:* Re: RotaxEngines-List: ethanol
      >
      > What I have found in washing the alcohol from my gasoline is that a small
      > amount of settling occurs in the tank while the plane is sitting.  I drai
      n
      > my gascolator before and after each flight.  The gascolator bowl has star
      ted
      > to rust and I plan to clean it up and coat the bowl with Kreem.  I
      > discontinued using washed gas over the winter since my plane sat more.  I
      > may try washing my gas twice to see if this stops the settlement.
      >
      > Pete
      >
      >
      > On 2/7/2011 8:23 PM, Noel Loveys wrote:
      >
      >  If you really, really have to fly on ethanol fuel then you have already
      > broken the first cardinal rule.  Never leave fuel in your plane for an
      > extended period of time.  If you have high humidity, as you said,  it wil
      l
      > absorb some of the moisture and when that happens it, not only gets close
      r
      > to a phase separation but becomes very corrosive....  It may eat your tan
      ks
      > if they are anything but stainless steel.  It will probably start to eat
      > your fuel system including the carb body and the fuel lines.  Best not to
      > leave it in the plane and only fly on fresh fuel.  BTW you will know when
      > you have a phase separation happening...  you will get something just ove
      r
      > 10% of the quantity of fuel in your tank showing up as water.  So if you
      > have left say 15 gal of fuel in your plane then if it separates you will 
      get
      > 1.5 gallons of water/ethanol solution (mostly water) hitting your carb or
      > injectors.  A little good news is if you are using a paper filter it will
      > try to block the water from passing...  unfortunately there won=92t be
      > anything else but water to pass.  The milky substance you did find is
      > probably something the ethanol started to eat.
      >
      > The second point is as Barry mentioned remove the ethanol form your fuel 
      by
      > adding enough water to cause a phase separation.  Then siphon the clear
      > ethanol free gas off the top of the water ethanol solution that will form
       on
      > the bottom of the container.  Be careful though, to let the gas sit for
      > about twenty minutes so all the water can settle out before siphoning the
      > gas.  And always use a good chamois or felt to strain your gas...  either
       of
      > those products will pass gas but not water.  If you remove the ethanol fr
      om
      > your fuel then it won=92t hurt to leave the gas in your plane between fli
      ghts
      > for periods of up to I *guess* a month or so.
      >
      > Noel
      >
      >   *From:* owner-rotaxengines-list-server@matronics.com [
      > mailto:owner-rotaxengines-list-server@matronics.com<owner-rotaxengines-li
      st-server@matronics.com>]
      > *On Behalf Of *FLYaDIVE
      > *Sent:* February 7, 2011 2:29 PM
      > *To:* rotaxengines-list@matronics.com
      > *Subject:* Re: RotaxEngines-List: ethanol
      >
      > Joe:
      >
      >  There are a few things that would cause your fuel to go cloudy:
      >
      > Contamination in the tank.
      >
      > Hygroscopic action of the alcohol
      >
      > Temperature (low) causing the water to freeze
      >
      >  Being that you found only 1/2 ounce I would also consider:
      >
      > The drain plugs as being contaminated due to oxidation
      >
      > How clean was the inspection tube that you were using
      >
      >  When you say 'separation', are you referring to the water separating out
      > from the fuel due to saturation?  If yes, then YES you could be seeing th
      e
      > water above what the alcohol would hold in suspension.
      >
      >  A 1/2 ounce... I would not worry about.  But why use gas with ethanol -
      > Do the separation procedure that has been discussed here on line and you
      > will reduce the chances of water.
      >
      >  Barry
      >
      > On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell <
      > jnjkimbell@hotmail.com> wrote:
      >
      > Appreciate some info concerning fuel seperation.  I have CH701 with the
      > 100hp riotax.  I live in a high humedity area and have not been flying mu
      ch
      > lately.  I use 10%  ethanol fuel and last time I started to fly (fuel had
      > been in A/C over a month) and checked the lowest drain, I found cloudy fu
      el,
      > not water, but did not lood good.  I continued to drain fuel until it was
      > clear, probably a half an ounce. Was this cloudy fuel on the point of
      > seperation?  I did go ahead and fly with no problems, but after thinking
      > about it, what would the list's ideas be.  Very glad it kept running, tho
      ugh
      > an both tanks the fuel seemed to come out of only one tank.  No external
      > fuel pump.  Gravity feed.
      >
      > =========
      > >
      > >
      > >
      >
      > * *
      >
      > * *
      >
      > *ist" target="_blank">http://www.matronics.com/Navigator?RotaxEngines-L
      ist*
      >
      > *tp://forums.matronics.com*
      >
      > *_blank">http://www.matronics.com/contribution*
      >
      > * *
      >
      > * *
      >
      > * *
      >
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      >
      > **
      >
      > **
      >
      > **
      >
      > **
      >
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      >
      > **
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      >
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      >
      > **
      >
      > **
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      >
      > **
      >
      > * *
      >
      > *
      >
      > *
      >
      > *
      >
      > href="http://www.matronics.com/Navigator?RotaxEngines-List">http://www.
      matronics.com/Navigator?RotaxEngines-List
      > href="http://forums.matronics.com">http://forums.matronics.com
      > href="http://www.matronics.com/contribution">http://www.matronics.com/c
      *
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Message 8
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      I know for sure my car mileage went down when they started pumping gasohol.
      
      Pete
      
      
      On 5/25/2011 11:25 AM, Rick Thomason wrote:
      > Who said they were "trouble free"?
      >
      > On May 25, 2011, at 10:31 AM, "ray atkinson" <raybot@comcast.net 
      > <mailto:raybot@comcast.net>> wrote:
      >
      >> How in the world do millions of cars run trillions of miles trouble 
      >> free on this stuff??
      >>
      >>     ----- Original Message -----
      >>     *From:* Pete Christensen <mailto:pchristensen10@austin.rr.com>
      >>     *To:* rotaxengines-list@matronics.com
      >>     <mailto:rotaxengines-list@matronics.com>
      >>     *Sent:* Wednesday, May 25, 2011 7:37 AM
      >>     *Subject:* Re: RotaxEngines-List: ethanol
      >>
      >>     What I have found in washing the alcohol from my gasoline is that
      >>     a small amount of settling occurs in the tank while the plane is
      >>     sitting.  I drain my gascolator before and after each flight. 
      >>     The gascolator bowl has started to rust and I plan to clean it up
      >>     and coat the bowl with Kreem.  I discontinued using washed gas
      >>     over the winter since my plane sat more.  I may try washing my
      >>     gas twice to see if this stops the settlement.
      >>
      >>     Pete
      >>
      >>
      >>     On 2/7/2011 8:23 PM, Noel Loveys wrote:
      >>>
      >>>     If you really, really have to fly on ethanol fuel then you have
      >>>     already broken the first cardinal rule.  Never leave fuel in
      >>>     your plane for an extended period of time.  If you have high
      >>>     humidity, as you said,  it will absorb some of the moisture and
      >>>     when that happens it, not only gets closer to a phase separation
      >>>     but becomes very corrosive....  It may eat your tanks if they
      >>>     are anything but stainless steel.  It will probably start to eat
      >>>     your fuel system including the carb body and the fuel lines. 
      >>>     Best not to leave it in the plane and only fly on fresh fuel. 
      >>>     BTW you will know when you have a phase separation happening... 
      >>>     you will get something just over 10% of the quantity of fuel in
      >>>     your tank showing up as water.  So if you have left say 15 gal
      >>>     of fuel in your plane then if it separates you will get 1.5
      >>>     gallons of water/ethanol solution (mostly water) hitting your
      >>>     carb or injectors.  A little good news is if you are using a
      >>>     paper filter it will try to block the water from passing... 
      >>>     unfortunately there wont be anything else but water to pass. 
      >>>     The milky substance you did find is probably something the
      >>>     ethanol started to eat.
      >>>
      >>>     The second point is as Barry mentioned remove the ethanol form
      >>>     your fuel by adding enough water to cause a phase separation. 
      >>>     Then siphon the clear ethanol free gas off the top of the water
      >>>     ethanol solution that will form on the bottom of the container. 
      >>>     Be careful though, to let the gas sit for about twenty minutes
      >>>     so all the water can settle out before siphoning the gas.  And
      >>>     always use a good chamois or felt to strain your gas...  either
      >>>     of those products will pass gas but not water.  If you remove
      >>>     the ethanol from your fuel then it wont hurt to leave the gas
      >>>     in your plane between flights for periods of up to I _guess_ a
      >>>     month or so.
      >>>
      >>>     Noel
      >>>
      >>>     *From:*owner-rotaxengines-list-server@matronics.com
      >>>     <mailto:owner-rotaxengines-list-server@matronics.com>
      >>>     [mailto:owner-rotaxengines-list-server@matronics.com] *On Behalf
      >>>     Of *FLYaDIVE
      >>>     *Sent:* February 7, 2011 2:29 PM
      >>>     *To:* rotaxengines-list@matronics.com
      >>>     <mailto:rotaxengines-list@matronics.com>
      >>>     *Subject:* Re: RotaxEngines-List: ethanol
      >>>
      >>>     Joe:
      >>>
      >>>     There are a few things that would cause your fuel to go cloudy:
      >>>
      >>>     Contamination in the tank.
      >>>
      >>>     Hygroscopic action of the alcohol
      >>>
      >>>     Temperature (low) causing the water to freeze
      >>>
      >>>     Being that you found only 1/2 ounce I would also consider:
      >>>
      >>>     The drain plugs as being contaminated due to oxidation
      >>>
      >>>     How clean was the inspection tube that you were using
      >>>
      >>>     When you say 'separation', are you referring to the
      >>>     water separating out from the fuel due to saturation?  If yes,
      >>>     then YES you could be seeing the water above what the alcohol
      >>>     would hold in suspension.
      >>>
      >>>     A 1/2 ounce... I would not worry about.  But why use gas
      >>>     with ethanol - Do the separation procedure that has been
      >>>     discussed here on line and you will reduce the chances of water.
      >>>
      >>>     Barry
      >>>
      >>>     On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell
      >>>     <jnjkimbell@hotmail.com <mailto:jnjkimbell@hotmail.com>> wrote:
      >>>
      >>>     Appreciate some info concerning fuel seperation.  I have CH701
      >>>     with the 100hp riotax.  I live in a high humedity area and have
      >>>     not been flying much lately.  I use 10%  ethanol fuel and last
      >>>     time I started to fly (fuel had been in A/C over a month) and
      >>>     checked the lowest drain, I found cloudy fuel, not water, but
      >>>     did not lood good.  I continued to drain fuel until it was
      >>>     clear, probably a half an ounce. Was this cloudy fuel on the
      >>>     point of seperation?  I did go ahead and fly with no problems,
      >>>     but after thinking about it, what would the list's ideas be. 
      >>>     Very glad it kept running, though an both tanks the fuel seemed
      >>>     to come out of only one tank.  No external fuel pump.  Gravity feed.
      >>>
      >>>     =========
      >>>     >
      >>>     >
      >>>     >
      >>>
      >>>     *  *
      >>>     *  *
      >>>     *ist" target="_blank">http://www.matronics.com/Navigator?RotaxEngines-List*
      >>>     *tp://forums.matronics.com*
      >>>     *_blank">http://www.matronics.com/contribution*
      >>>     *  *
      >>>
      >>>     *  *
      >>>     *  *
      >>>     **
      >>>     **
      >>>     **
      >>>     **
      >>>     **
      >>>     *http://www.matronics.com/Navigator?RotaxEngines-List*
      >>>     **
      >>>     **
      >>>     *http://forums.matronics.com*
      >>>     **
      >>>     **
      >>>     **
      >>>     **
      >>>     *http://www.matronics.com/contribution*
      >>>     **
      >>>     *  *
      >>>     *
      >>>
      >>>
      >>>     *
      >>     *
      >>
      >>     href="http://www.matronics.com/Navigator?RotaxEngines-List">http://www.matronics.com/Navigator?RotaxEngines-List
      >>     href="http://forums.matronics.com">http://forums.matronics.com
      >>     href="http://www.matronics.com/contribution">http://www.matronics.com/c
      >>     *
      >>
      >>
      >>
      >>
      >>
      >>
      >>     ======
      >>     Email scanned by PC Tools - No viruses or spyware found.
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      >>
      >> ==================================
      >> st">http://www.matronics.com/Navigator?RotaxEngines-List
      >> ==================================
      >> ums.matronics.com">http://forums.matronics.com
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Message 9
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      I,ve burned year old gas and gas oil mix from my friends plane that was 
      old and never missed a beat.I know its not not great as fuel gut it 
      works pretty good really. Phase separation with a gallon and a half of 
      water? In my situation its impractical to wash gas.I am not allowed to 
      store gas in my hanger much less siphon it and transfer it and all this 
      other stuff that will eventually lead to a spill minor or 
      otherwise.Plane owners in adjoining hanger don,t like the smell of gas 
      fumes and my contract specifically forbids this.If you do it somewhere 
      else and then transport?  
        ----- Original Message ----- 
        From: Rick Thomason 
        To: rotaxengines-list@matronics.com 
        Sent: Wednesday, May 25, 2011 9:24 AM
        Subject: Re: RotaxEngines-List: ethanol
      
      
        Because they don't have fiberglass fuel tanks!
      
      
        Leave a half tank of gasohol in your car for 2 months and then see how 
      well it runs.
      
      
        Rick
      
        On May 25, 2011, at 10:31 AM, "ray atkinson" <raybot@comcast.net> 
      wrote:
      
      
          How in the world do millions of cars run trillions of miles trouble 
      free on this stuff??
            ----- Original Message ----- 
            From: Pete Christensen 
            To: rotaxengines-list@matronics.com 
            Sent: Wednesday, May 25, 2011 7:37 AM
            Subject: Re: RotaxEngines-List: ethanol
      
      
            What I have found in washing the alcohol from my gasoline is that 
      a small amount of settling occurs in the tank while the plane is 
      sitting.  I drain my gascolator before and after each flight.  The 
      gascolator bowl has started to rust and I plan to clean it up and coat 
      the bowl with Kreem.  I discontinued using washed gas over the winter 
      since my plane sat more.  I may try washing my gas twice to see if this 
      stops the settlement.
      
            Pete
      
      
            On 2/7/2011 8:23 PM, Noel Loveys wrote: 
              If you really, really have to fly on ethanol fuel then you have 
      already broken the first cardinal rule.  Never leave fuel in your plane 
      for an extended period of time.  If you have high humidity, as you said, 
       it will absorb some of the moisture and when that happens it, not only 
      gets closer to a phase separation but becomes very corrosive....  It may 
      eat your tanks if they are anything but stainless steel.  It will 
      probably start to eat your fuel system including the carb body and the 
      fuel lines.  Best not to leave it in the plane and only fly on fresh 
      fuel.  BTW you will know when you have a phase separation happening...  
      you will get something just over 10% of the quantity of fuel in your 
      tank showing up as water.  So if you have left say 15 gal of fuel in 
      your plane then if it separates you will get 1.5 gallons of 
      water/ethanol solution (mostly water) hitting your carb or injectors.  A 
      little good news is if you are using a paper filter it will try to block 
      the water from passing...  unfortunately there won=99t be anything 
      else but water to pass.  The milky substance you did find is probably 
      something the ethanol started to eat. 
      
      
              The second point is as Barry mentioned remove the ethanol form 
      your fuel by adding enough water to cause a phase separation.  Then 
      siphon the clear ethanol free gas off the top of the water ethanol 
      solution that will form on the bottom of the container.  Be careful 
      though, to let the gas sit for about twenty minutes so all the water can 
      settle out before siphoning the gas.  And always use a good chamois or 
      felt to strain your gas...  either of those products will pass gas but 
      not water.  If you remove the ethanol from your fuel then it 
      won=99t hurt to leave the gas in your plane between flights for 
      periods of up to I guess a month or so.
      
      
              Noel
      
      
              From: owner-rotaxengines-list-server@matronics.com 
      [mailto:owner-rotaxengines-list-server@matronics.com] On Behalf Of 
      FLYaDIVE
              Sent: February 7, 2011 2:29 PM
              To: rotaxengines-list@matronics.com
              Subject: Re: RotaxEngines-List: ethanol
      
      
              Joe:
      
      
              There are a few things that would cause your fuel to go cloudy:
      
              Contamination in the tank.
      
              Hygroscopic action of the alcohol
      
              Temperature (low) causing the water to freeze
      
      
              Being that you found only 1/2 ounce I would also consider:
      
              The drain plugs as being contaminated due to oxidation
      
              How clean was the inspection tube that you were using
      
      
              When you say 'separation', are you referring to the water 
      separating out from the fuel due to saturation?  If yes, then YES you 
      could be seeing the water above what the alcohol would hold in 
      suspension.
      
      
              A 1/2 ounce... I would not worry about.  But why use gas with 
      ethanol - Do the separation procedure that has been discussed here on 
      line and you will reduce the chances of water.
      
      
              Barry
      
              On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell 
      <jnjkimbell@hotmail.com> wrote:
      
              Appreciate some info concerning fuel seperation.  I have CH701 
      with the 100hp riotax.  I live in a high humedity area and have not been 
      flying much lately.  I use 10%  ethanol fuel and last time I started to 
      fly (fuel had been in A/C over a month) and checked the lowest drain, I 
      found cloudy fuel, not water, but did not lood good.  I continued to 
      drain fuel until it was clear, probably a half an ounce. Was this cloudy 
      fuel on the point of seperation?  I did go ahead and fly with no 
      problems, but after thinking about it, what would the list's ideas be.  
      Very glad it kept running, though an both tanks the fuel seemed to come 
      out of only one tank.  No external fuel pump.  Gravity feed.
               
              =========
              > 
              > 
              > 
      
        ist" 
      target="_blank">http://www.matronics.com/Navigator?RotaxEngines-Listtp:
      //forums.matronics.com_blank">http://www.matronics.com/contribution 
      
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      cs.comhttp://www.matronics.com/contribution 
      
      
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Message 10
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      BS
      I leave two cars for 6 months each year unused 
      full of gas and have never seen any negative things. The cars work just fine.
      True - Cars and planes are like apples and 
      oranges. Cars are designed for toxic and 
      corrosive fuel and your homebuilt or certified planes are not.
      Paul
      =====
      At 10:24 AM 5/25/2011, Rick Thomason wrote:
      >Because they don't have fiberglass fuel tanks!
      >
      >Leave a half tank of gasohol in your car for 2 
      >months and then see how well it runs.
      >
      >Rick
      >
      >On May 25, 2011, at 10:31 AM, "ray atkinson" 
      ><<mailto:raybot@comcast.net>raybot@comcast.net> wrote:
      >
      >>How in the world do millions of cars run 
      >>trillions of miles trouble free on this stuff??
      >>----- Original Message -----
      >>From: <mailto:pchristensen10@austin.rr.com>Pete Christensen
      >>To: <mailto:rotaxengines-list@matronics.com>rotaxengines-list@matronics.com
      >>Sent: Wednesday, May 25, 2011 7:37 AM
      >>Subject: Re: RotaxEngines-List: ethanol
      >>What I have found in washing the alcohol from 
      >>my gasoline is that a small amount of settling 
      >>occurs in the tank while the plane is 
      >>sitting.  I drain my gascolator before and 
      >>after each flight.  The gascolator bowl has 
      >>started to rust and I plan to clean it up and 
      >>coat the bowl with Kreem.  I discontinued using 
      >>washed gas over the winter since my plane sat 
      >>more.  I may try washing my gas twice to see if this stops the settlement.
      >>Pete
      >>
      >>On 2/7/2011 8:23 PM, Noel Loveys wrote:
      >>>If you really, really have to fly on ethanol 
      >>>fuel then you have already broken the first 
      >>>cardinal rule.  Never leave fuel in your plane 
      >>>for an extended period of time.  If you have 
      >>>high humidity, as you said,  it will absorb 
      >>>some of the moisture and when that happens it, 
      >>>not only gets closer to a phase separation but 
      >>>becomes very corrosive....  It may eat your 
      >>>tanks if they are anything but stainless 
      >>>steel.  It will probably start to eat your 
      >>>fuel system including the carb body and the 
      >>>fuel lines.  Best not to leave it in the plane 
      >>>and only fly on fresh fuel.  BTW you will know 
      >>>when you have a phase separation 
      >>>happening...  you will get something just over 
      >>>10% of the quantity of fuel in your tank 
      >>>showing up as water.  So if you have left say 
      >>>15 gal of fuel in your plane then if it 
      >>>separates you will get 1.5 gallons of 
      >>>water/ethanol solution (mostly water) hitting 
      >>>your carb or injectors.  A little good news is 
      >>>if you are using a paper filter it will try to 
      >>>block the water from passing...  unfortunately 
      >>>there wont be anything else but water to 
      >>>pass.  The milky substance you did find is 
      >>>probably something the ethanol started to eat.
      >>>The second point is as Barry mentioned remove 
      >>>the ethanol form your fuel by adding enough 
      >>>water to cause a phase separation.  Then 
      >>>siphon the clear ethanol free gas off the top 
      >>>of the water ethanol solution that will form 
      >>>on the bottom of the container.  Be careful 
      >>>though, to let the gas sit for about twenty 
      >>>minutes so all the water can settle out before 
      >>>siphoning the gas.  And always use a good 
      >>>chamois or felt to strain your gas...  either 
      >>>of those products will pass gas but not 
      >>>water.  If you remove the ethanol from your 
      >>>fuel then it wont hurt to leave the gas in 
      >>>your plane between flights for periods of up to I guess a month or so.
      >>>Noel
      >>>From: 
      >>><mailto:owner-rotaxengines-list-server@matronics.com>owner-rotaxengines-list-server@matronics.com 
      >>>[mailto:owner-rotaxengines-list-server@matronics.com] On Behalf Of FLYaDIVE
      >>>Sent: February 7, 2011 2:29 PM
      >>>To: <mailto:rotaxengines-list@matronics.com>rotaxengines-list@matronics.com
      >>>Subject: Re: RotaxEngines-List: ethanol
      >>>Joe:
      >>>There are a few things that would cause your fuel to go cloudy:
      >>>Contamination in the tank.
      >>>Hygroscopic action of the alcohol
      >>>Temperature (low) causing the water to freeze
      >>>Being that you found only 1/2 ounce I would also consider:
      >>>The drain plugs as being contaminated due to oxidation
      >>>How clean was the inspection tube that you were using
      >>>When you say 'separation', are you referring 
      >>>to the water separating out from the fuel due 
      >>>to saturation?  If yes, then YES you could be 
      >>>seeing the water above what the alcohol would hold in suspension.
      >>>A 1/2 ounce... I would not worry about.  But 
      >>>why use gas with ethanol - Do the separation 
      >>>procedure that has been discussed here on line 
      >>>and you will reduce the chances of water.
      >>>Barry
      >>>On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan 
      >>>Kimbell <<mailto:jnjkimbell@hotmail.com>jnjkimbell@hotmail.com> wrote:
      >>>Appreciate some info concerning fuel 
      >>>seperation.  I have CH701 with the 100hp 
      >>>riotax.  I live in a high humedity area and 
      >>>have not been flying much lately.  I use 
      >>>10%  ethanol fuel and last time I started to 
      >>>fly (fuel had been in A/C over a month) and 
      >>>checked the lowest drain, I found cloudy fuel, 
      >>>not water, but did not lood good.  I continued 
      >>>to drain fuel until it was clear, probably a 
      >>>half an ounce. Was this cloudy fuel on the 
      >>>point of seperation?  I did go ahead and fly 
      >>>with no problems, but after thinking about it, 
      >>>what would the list's ideas be.  Very glad it 
      >>>kept running, though an both tanks the fuel 
      >>>seemed to come out of only one tank.  No external fuel pump.  Gravity feed.
      >>>
      >>>=========
      >>> >
      >>> >
      >>> >
      >>>
      >>>
      >>>
      >>>
      >>>
      >>>
      >>>ist" 
      >>>target="_blank"><http://www.matronics.com/Navigator?RotaxEngines-List>http://www.matronics.com/Navigator?RotaxEngines-List
      >>>
      >>>tp://forums.matronics.com
      >>>
      >>>_blank"><http://www.matronics.com/contribution>http://www.matronics.com/contribution
      >>>
      >>>
      >>>
      >>>
      >>>
      >>>
      >>>
      >>>
      >>>http://www.matronics.com/Navigator?RotaxEngines-List
      >>>
      >>><http://forums.matronics.com>http://forums.matronics.com
      >>>
      >>>http://www.matronics.com/contribution
      >>>
      >>>
      >>>
      >>>
      >>>
      >>>
      >>
      >>
      >>
      >>
      >>
      >>
      >>href="<http://www.matronics.com/Navigator?RotaxEngines-List>http://www.matronics.com/Navigator?RotaxEngines-List"><http://www.matronics.com/Navigator?RotaxEngines-List>http://www.matronics.com/Navigator?RotaxEngines-List
      >>
      >>
      >>href="<http://forums.matronics.com>http://forums.matronics.com"><http://forums.matronics.com>http://forums.matronics.com
      >>
      >>
      >>href="<http://www.matronics.com/contribution>http://www.matronics.com/contribution"><http://www.matronics.com/c>http://www.matronics.com/c
      >>
      >>
      >>
      >>
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      >>st"><http://www.matronics.com/Navigator?RotaxEngines-List>http://www.matronics.com/Navigator?RotaxEngines-List
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Message 11
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      If you use washed 91 oct it will be 87 when your done. If you have a 912ULS (100
      hp) that won't work.  If you start with 87 oct it isn't fit for either 912.
      You will eventually end up replacing the carb bowls at $100 a piece because the
      very small amount of moisture still in the fuel will pit the aluminum bowl.
      I have had to replace a few of these already for the long term hard core washers.
      
      --------
      Roger Lee
      Tucson, Az.
      Light Sport Repairman - Maintenance Rated
      Rotax Repair Center
      Home 520-574-1080  TRY HOME FIRST
      Cell 520-349-7056
      
      
      Read this topic online here:
      
      http://forums.matronics.com/viewtopic.php?p=340993#340993
      
      
Message 12
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      Hi Roger:
      
      How did you get the octane rating of 87 after washing 91?
      
      Alcohol does add a small amount of octane but I really doubt if it is 4
      points.
      
      Do you know anyone that can run octane tests?
      
      I have a couple of tests I want to get done.
      
      As for the pitting of the fuel bowl... That is an easy cure.  Send it out
      and get it Hard Coat Anodized to a thickness of 0.0025".  It should cost
      about $20 to $50 tops.  When talking to the plating house you - should -
      know what kind of aluminum it is made from.  OR at least if it is cast or
      machined from a billet.  Also be nice to the house and ask if they could
      just run it with a bigger batch - NO SPECIAL HANDLING REQUIRED.  This keeps
      price down.
      
      Barry
      On Wed, May 25, 2011 at 3:12 PM, Roger Lee <ssadiver1@yahoo.com> wrote:
      
      >
      > If you use washed 91 oct it will be 87 when your done. If you have a 912ULS
      > (100 hp) that won't work.  If you start with 87 oct it isn't fit for either
      > 912. You will eventually end up replacing the carb bowls at $100 a piece
      > because the very small amount of moisture still in the fuel will pit the
      > aluminum bowl. I have had to replace a few of these already for the long
      > term hard core washers.
      >
      > --------
      > Roger Lee
      > Tucson, Az.
      > Light Sport Repairman - Maintenance Rated
      > Rotax Repair Center
      > Home 520-574-1080  TRY HOME FIRST
      > Cell 520-349-7056
      >
      >
      > Read this topic online here:
      >
      > http://forums.matronics.com/viewtopic.php?p=340993#340993
      >
      >
      
Message 13
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      You are correct Pete:
      
      The HP went down about 10%.
      
      And you probably see a 10% reduction in fuel economy.
      
      So now you burn 10% more fuel for the same time or distance.
      
      SOooooo if you are burning 10% more fuel and there is a 10% reduction in
      hydrocarbons how the hell is there a reduction in pollution?
      Ask the congress and the EPA to explain that!  It must be the NEW MATH!
      
      Barry
      
      
      On Wed, May 25, 2011 at 1:33 PM, Pete Christensen <
      pchristensen10@austin.rr.com> wrote:
      
      >  I know for sure my car mileage went down when they started pumping
      > gasohol.
      >
      > Pete
      >
      >
      > On 5/25/2011 11:25 AM, Rick Thomason wrote:
      >
      > Who said they were "trouble free"?
      >
      > On May 25, 2011, at 10:31 AM, "ray atkinson" <raybot@comcast.net> wrote:
      >
      >   How in the world do millions of cars run trillions of miles trouble fre
      e
      > on this stuff??
      >
      > ----- Original Message -----
      > *From:* Pete Christensen <pchristensen10@austin.rr.com>
      > *To:* rotaxengines-list@matronics.com
      > *Sent:* Wednesday, May 25, 2011 7:37 AM
      > *Subject:* Re: RotaxEngines-List: ethanol
      >
      >  What I have found in washing the alcohol from my gasoline is that a smal
      l
      > amount of settling occurs in the tank while the plane is sitting.  I drai
      n
      > my gascolator before and after each flight.  The gascolator bowl has star
      ted
      > to rust and I plan to clean it up and coat the bowl with Kreem.  I
      > discontinued using washed gas over the winter since my plane sat more.  I
      > may try washing my gas twice to see if this stops the settlement.
      >
      > Pete
      >
      >
      > On 2/7/2011 8:23 PM, Noel Loveys wrote:
      >
      >  If you really, really have to fly on ethanol fuel then you have already
      > broken the first cardinal rule.  Never leave fuel in your plane for an
      > extended period of time.  If you have high humidity, as you said,  it wil
      l
      > absorb some of the moisture and when that happens it, not only gets close
      r
      > to a phase separation but becomes very corrosive....  It may eat your tan
      ks
      > if they are anything but stainless steel.  It will probably start to eat
      > your fuel system including the carb body and the fuel lines.  Best not to
      > leave it in the plane and only fly on fresh fuel.  BTW you will know when
      > you have a phase separation happening...  you will get something just ove
      r
      > 10% of the quantity of fuel in your tank showing up as water.  So if you
      > have left say 15 gal of fuel in your plane then if it separates you will 
      get
      > 1.5 gallons of water/ethanol solution (mostly water) hitting your carb or
      > injectors.  A little good news is if you are using a paper filter it will
      > try to block the water from passing...  unfortunately there won=92t be
      > anything else but water to pass.  The milky substance you did find is
      > probably something the ethanol started to eat.
      >
      > The second point is as Barry mentioned remove the ethanol form your fuel 
      by
      > adding enough water to cause a phase separation.  Then siphon the clear
      > ethanol free gas off the top of the water ethanol solution that will form
       on
      > the bottom of the container.  Be careful though, to let the gas sit for
      > about twenty minutes so all the water can settle out before siphoning the
      > gas.  And always use a good chamois or felt to strain your gas...  either
       of
      > those products will pass gas but not water.  If you remove the ethanol fr
      om
      > your fuel then it won=92t hurt to leave the gas in your plane between fli
      ghts
      > for periods of up to I *guess* a month or so.
      >
      > Noel
      >
      >   *From:* owner-rotaxengines-list-server@matronics.com [
      > mailto:owner-rotaxengines-list-server@matronics.com<owner-rotaxengines-li
      st-server@matronics.com>]
      > *On Behalf Of *FLYaDIVE
      > *Sent:* February 7, 2011 2:29 PM
      > *To:* rotaxengines-list@matronics.com
      > *Subject:* Re: RotaxEngines-List: ethanol
      >
      > Joe:
      >
      >  There are a few things that would cause your fuel to go cloudy:
      >
      > Contamination in the tank.
      >
      > Hygroscopic action of the alcohol
      >
      > Temperature (low) causing the water to freeze
      >
      >  Being that you found only 1/2 ounce I would also consider:
      >
      > The drain plugs as being contaminated due to oxidation
      >
      > How clean was the inspection tube that you were using
      >
      >  When you say 'separation', are you referring to the water separating out
      > from the fuel due to saturation?  If yes, then YES you could be seeing th
      e
      > water above what the alcohol would hold in suspension.
      >
      >  A 1/2 ounce... I would not worry about.  But why use gas with ethanol -
      > Do the separation procedure that has been discussed here on line and you
      > will reduce the chances of water.
      >
      >  Barry
      >
      > On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell <
      > jnjkimbell@hotmail.com> wrote:
      >
      > Appreciate some info concerning fuel seperation.  I have CH701 with the
      > 100hp riotax.  I live in a high humedity area and have not been flying mu
      ch
      > lately.  I use 10%  ethanol fuel and last time I started to fly (fuel had
      > been in A/C over a month) and checked the lowest drain, I found cloudy fu
      el,
      > not water, but did not lood good.  I continued to drain fuel until it was
      > clear, probably a half an ounce. Was this cloudy fuel on the point of
      > seperation?  I did go ahead and fly with no problems, but after thinking
      > about it, what would the list's ideas be.  Very glad it kept running, tho
      ugh
      > an both tanks the fuel seemed to come out of only one tank.  No external
      > fuel pump.  Gravity feed.
      >
      > =========
      > >
      > >
      > >
      >
      > * *
      >
      > * *
      >
      > *ist" target="_blank">http://www.matronics.com/Navigator?RotaxEngines-L
      ist*
      >
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Message 14
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      According to Portablefuelsystems.com before washing 91.3 octane after 
      washing 88.7.
      
      Pete
      
      
      On 5/25/2011 5:28 PM, FLYaDIVE wrote:
      > Hi Roger:
      >
      > How did you get the octane rating of 87 after washing 91?
      >
      > Alcohol does add a small amount of octane but I really doubt if it is 
      > 4 points.
      >
      > Do you know anyone that can run octane tests?
      >
      > I have a couple of tests I want to get done.
      >
      > As for the pitting of the fuel bowl... That is an easy cure.  Send it 
      > out and get it Hard Coat Anodized to a thickness of 0.0025".  It 
      > should cost about $20 to $50 tops.  When talking to the plating house 
      > you - should - know what kind of aluminum it is made from.  OR at 
      > least if it is cast or machined from a billet.  Also be nice to the 
      > house and ask if they could just run it with a bigger batch - NO 
      > SPECIAL HANDLING REQUIRED.  This keeps price down.
      >
      > Barry
      > On Wed, May 25, 2011 at 3:12 PM, Roger Lee <ssadiver1@yahoo.com 
      > <mailto:ssadiver1@yahoo.com>> wrote:
      >
      >     <ssadiver1@yahoo.com <mailto:ssadiver1@yahoo.com>>
      >
      >     If you use washed 91 oct it will be 87 when your done. If you have
      >     a 912ULS (100 hp) that won't work.  If you start with 87 oct it
      >     isn't fit for either 912. You will eventually end up replacing the
      >     carb bowls at $100 a piece because the very small amount of
      >     moisture still in the fuel will pit the aluminum bowl. I have had
      >     to replace a few of these already for the long term hard core washers.
      >
      >     --------
      >     Roger Lee
      >     Tucson, Az.
      >     Light Sport Repairman - Maintenance Rated
      >     Rotax Repair Center
      >     Home 520-574-1080 <tel:520-574-1080>  TRY HOME FIRST
      >     Cell 520-349-7056 <tel:520-349-7056>
      >
      >
      >     Read this topic online here:
      >
      >     http://forums.matronics.com/viewtopic.php?p=340993#340993
      >
      >
      >     ==========
      >     -List"
      >     target="_blank">http://www.matronics.com/Navigator?RotaxEngines-List
      >     ==========
      >     http://forums.matronics.com
      >     ==========
      >     le, List Admin.
      >     ="_blank">http://www.matronics.com/contribution
      >     ==========
      >
      >
      > *
      >
      >
      > *
      
Message 15
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      I said "half a tank" so the ethanol can suck all the water out of the air. I just
      switched over to 100LL. Better to spew lead into the air than kill myself over
      a water droplet or dissolved fiberglass.
      
      On May 25, 2011, at 1:56 PM, paul wilson <pwmac@sisna.com> wrote:
      
      > 
      > BS
      > I leave two cars for 6 months each year unused full of gas and have never seen
      any negative things. The cars work just fine.
      > True - Cars and planes are like apples and oranges. Cars are designed for toxic
      and corrosive fuel and your homebuilt or certified planes are not.
      > Paul
      > =====
      > At 10:24 AM 5/25/2011, Rick Thomason wrote:
      >> Because they don't have fiberglass fuel tanks!
      >> 
      >> Leave a half tank of gasohol in your car for 2 months and then see how well
      it runs.
      >> 
      >> Rick
      >> 
      >> On May 25, 2011, at 10:31 AM, "ray atkinson" <<mailto:raybot@comcast.net>raybot@comcast.net> wrote:
      >> 
      >>> How in the world do millions of cars run trillions of miles trouble free on
      this stuff??
      >>> ----- Original Message -----
      >>> From: <mailto:pchristensen10@austin.rr.com>Pete Christensen
      >>> To: <mailto:rotaxengines-list@matronics.com>rotaxengines-list@matronics.com
      >>> Sent: Wednesday, May 25, 2011 7:37 AM
      >>> Subject: Re: RotaxEngines-List: ethanol
      >>> What I have found in washing the alcohol from my gasoline is that a small amount
      of settling occurs in the tank while the plane is sitting.  I drain my gascolator
      before and after each flight.  The gascolator bowl has started to rust
      and I plan to clean it up and coat the bowl with Kreem.  I discontinued using
      washed gas over the winter since my plane sat more.  I may try washing my gas
      twice to see if this stops the settlement.
      >>> Pete
      >>> 
      >>> On 2/7/2011 8:23 PM, Noel Loveys wrote:
      >>>> If you really, really have to fly on ethanol fuel then you have already broken
      the first cardinal rule.  Never leave fuel in your plane for an extended
      period of time.  If you have high humidity, as you said,  it will absorb some
      of the moisture and when that happens it, not only gets closer to a phase separation
      but becomes very corrosive....  It may eat your tanks if they are anything
      but stainless steel.  It will probably start to eat your fuel system including
      the carb body and the fuel lines.  Best not to leave it in the plane and
      only fly on fresh fuel.  BTW you will know when you have a phase separation happening...
      you will get something just over 10% of the quantity of fuel in your
      tank showing up as water.  So if you have left say 15 gal of fuel in your plane
      then if it separates you will get 1.5 gallons of water/ethanol solution (mostly
      water) hitting your carb or injectors.  A little good news is if you are
      using a paper filter it will try to block the water from passing...  unfortunately
      there wont be anything else but water to pass.  The milky substance you
      did find is probably something the ethanol started to eat.
      >>>> The second point is as Barry mentioned remove the ethanol form your fuel by
      adding enough water to cause a phase separation.  Then siphon the clear ethanol
      free gas off the top of the water ethanol solution that will form on the bottom
      of the container.  Be careful though, to let the gas sit for about twenty
      minutes so all the water can settle out before siphoning the gas.  And always
      use a good chamois or felt to strain your gas...  either of those products will
      pass gas but not water.  If you remove the ethanol from your fuel then it
      wont hurt to leave the gas in your plane between flights for periods of up to
      I guess a month or so.
      >>>> Noel
      >>>> From: <mailto:owner-rotaxengines-list-server@matronics.com>owner-rotaxengines-list-server@matronics.com [mailto:owner-rotaxengines-list-server@matronics.com] On Behalf Of FLYaDIVE
      >>>> Sent: February 7, 2011 2:29 PM
      >>>> To: <mailto:rotaxengines-list@matronics.com>rotaxengines-list@matronics.com
      >>>> Subject: Re: RotaxEngines-List: ethanol
      >>>> Joe:
      >>>> There are a few things that would cause your fuel to go cloudy:
      >>>> Contamination in the tank.
      >>>> Hygroscopic action of the alcohol
      >>>> Temperature (low) causing the water to freeze
      >>>> Being that you found only 1/2 ounce I would also consider:
      >>>> The drain plugs as being contaminated due to oxidation
      >>>> How clean was the inspection tube that you were using
      >>>> When you say 'separation', are you referring to the water separating out from
      the fuel due to saturation?  If yes, then YES you could be seeing the water
      above what the alcohol would hold in suspension.
      >>>> A 1/2 ounce... I would not worry about.  But why use gas with ethanol - Do
      the separation procedure that has been discussed here on line and you will reduce
      the chances of water.
      >>>> Barry
      >>>> On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell <<mailto:jnjkimbell@hotmail.com>jnjkimbell@hotmail.com> wrote:
      >>>> Appreciate some info concerning fuel seperation.  I have CH701 with the 100hp
      riotax.  I live in a high humedity area and have not been flying much lately.
      I use 10%  ethanol fuel and last time I started to fly (fuel had been in
      A/C over a month) and checked the lowest drain, I found cloudy fuel, not water,
      but did not lood good.  I continued to drain fuel until it was clear, probably
      a half an ounce. Was this cloudy fuel on the point of seperation?  I did go
      ahead and fly with no problems, but after thinking about it, what would the list's
      ideas be.  Very glad it kept running, though an both tanks the fuel seemed
      to come out of only one tank.  No external fuel pump.  Gravity feed.
      >>>> 
      >>>> =========
      >>>> >
      >>>> >
      >>>> >
      >>>> 
      >>>> 
      >>>> 
      >>>> 
      >>>> 
      >>>> 
      >>>> ist" target="_blank"><http://www.matronics.com/Navigator?RotaxEngines-List>http://www.matronics.com/Navigator?RotaxEngines-List
      >>>> 
      >>>> tp://forums.matronics.com
      >>>> 
      >>>> _blank"><http://www.matronics.com/contribution>http://www.matronics.com/contribution
      >>>> 
      >>>> 
      >>>> 
      >>>> 
      >>>> 
      >>>> 
      >>>> 
      >>>> 
      >>>> http://www.matronics.com/Navigator?RotaxEngines-List
      >>>> 
      >>>> <http://forums.matronics.com>http://forums.matronics.com
      >>>> 
      >>>> http://www.matronics.com/contribution
      >>>> 
      >>>> 
      >>>> 
      >>>> 
      >>>> 
      >>>> 
      >>> 
      >>> 
      >>> 
      >>> 
      >>> 
      >>> 
      >>> href="<http://www.matronics.com/Navigator?RotaxEngines-List>http://www.matronics.com/Navigator?RotaxEngines-List"><http://www.matronics.com/Navigator?RotaxEngines-List>http://www.matronics.com/Navigator?RotaxEngines-List
      >>> 
      >>> 
      >>> href="<http://forums.matronics.com>http://forums.matronics.com"><http://forums.matronics.com>http://forums.matronics.com
      >>> 
      >>> 
      >>> href="<http://www.matronics.com/contribution>http://www.matronics.com/contribution"><http://www.matronics.com/c>http://www.matronics.com/c
      >>> 
      >>> 
      >>> 
      >>> 
      >>> ======
      >>> Email scanned by PC Tools - No viruses or spyware found.
      >>> (Email Guard: 7.0.0.21, Virus/Spyware Database: 6.17590)
      >>> <http://www.pctools.com>http://www.pctools.com
      >>> ======
      >>> 
      >>> 
      >>> 
      >>> 
      >>> 
      >>> ==================================
      >>> st"><http://www.matronics.com/Navigator?RotaxEngines-List>http://www.matronics.com/Navigator?RotaxEngines-List
      >>> ==================================
      >>> ums.matronics.com">http://forums.matronics.com
      >>> ==================================
      >>> http://www.matronics.com/contribution">http://www.matronics.com/contribution
      >>> ==================================
      >>> 
      > 
      > 
      > 
      > 
      > 
      > 
      
      
Message 16
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      I find it odd that some airports have this policy since most plane owners "s
      tore" over 25 gallons of fuel in the tanks of the plane. What's the differen
      ce? 
      
      On May 25, 2011, at 12:41 PM, "ray atkinson" <raybot@comcast.net> wrote:
      
      > I,ve burned year old gas and gas oil mix from my friends plane that was ol
      d and never missed a beat.I know its not not great as fuel gut it works pret
      ty good really. Phase separation with a gallon and a half of water? In my si
      tuation its impractical to wash gas.I am not allowed to store gas in my hang
      er much less siphon it and transfer it and all this other stuff that will ev
      entually lead to a spill minor or otherwise.Plane owners in adjoining hanger
       don,t like the smell of gas fumes and my contract specifically forbids this
      .If you do it somewhere else and then transport? 
      > ----- Original Message -----
      > From: Rick Thomason
      > To: rotaxengines-list@matronics.com
      > Sent: Wednesday, May 25, 2011 9:24 AM
      > Subject: Re: RotaxEngines-List: ethanol
      > 
      > Because they don't have fiberglass fuel tanks!
      > 
      > Leave a half tank of gasohol in your car for 2 months and then see how wel
      l it runs.
      > 
      > Rick
      > 
      > On May 25, 2011, at 10:31 AM, "ray atkinson" <raybot@comcast.net> wrote:
      > 
      >> How in the world do millions of cars run trillions of miles trouble free o
      n this stuff??
      >> ----- Original Message -----
      >> From: Pete Christensen
      >> To: rotaxengines-list@matronics.com
      >> Sent: Wednesday, May 25, 2011 7:37 AM
      >> Subject: Re: RotaxEngines-List: ethanol
      >> 
      >> What I have found in washing the alcohol from my gasoline is that a small
       amount of settling occurs in the tank while the plane is sitting.  I drain m
      y gascolator before and after each flight.  The gascolator bowl has started t
      o rust and I plan to clean it up and coat the bowl with Kreem.  I discontinu
      ed using washed gas over the winter since my plane sat more.  I may try wash
      ing my gas twice to see if this stops the settlement.
      >> 
      >> Pete
      >> 
      >> 
      >> On 2/7/2011 8:23 PM, Noel Loveys wrote:
      >>> 
      >>> If you really, really have to fly on ethanol fuel then you have already b
      roken the first cardinal rule.  Never leave fuel in your plane for an extend
      ed period of time.  If you have high humidity, as you said,  it will absorb s
      ome of the moisture and when that happens it, not only gets closer to a phas
      e separation but becomes very corrosive....  It may eat your tanks if they a
      re anything but stainless steel.  It will probably start to eat your fuel sy
      stem including the carb body and the fuel lines.  Best not to leave it in th
      e plane and only fly on fresh fuel.  BTW you will know when you have a phase
       separation happening...  you will get something just over 10% of the quanti
      ty of fuel in your tank showing up as water.  So if you have left say 15 gal
       of fuel in your plane then if it separates you will get 1.5 gallons of wate
      r/ethanol solution (mostly water) hitting your carb or injectors.  A little g
      ood news is if you are using a paper filter it will try to block the water f
      rom passing...  unfortunately there won=99t be anything else but water
       to pass.  The milky substance you did find is probably something the ethano
      l started to eat.
      >>> The second point is as Barry mentioned remove the ethanol form your fuel
       by adding enough water to cause a phase separation.  Then siphon the clear e
      thanol free gas off the top of the water ethanol solution that will form on t
      he bottom of the container.  Be careful though, to let the gas sit for about
       twenty minutes so all the water can settle out before siphoning the gas.  A
      nd always use a good chamois or felt to strain your gas...  either of those p
      roducts will pass gas but not water.  If you remove the ethanol from your fu
      el then it won=99t hurt to leave the gas in your plane between flights
       for periods of up to I guess a month or so.
      >>> Noel
      >>> From: owner-rotaxengines-list-server@matronics.com [mailto:owner-rotaxen
      gines-list-server@matronics.com] On Behalf Of FLYaDIVE
      >>> Sent: February 7, 2011 2:29 PM
      >>> To: rotaxengines-list@matronics.com
      >>> Subject: Re: RotaxEngines-List: ethanol
      >>> Joe:
      >>> There are a few things that would cause your fuel to go cloudy:
      >>> Contamination in the tank.
      >>> Hygroscopic action of the alcohol
      >>> Temperature (low) causing the water to freeze
      >>> Being that you found only 1/2 ounce I would also consider:
      >>> The drain plugs as being contaminated due to oxidation
      >>> How clean was the inspection tube that you were using
      >>> When you say 'separation', are you referring to the water separating out
       from the fuel due to saturation?  If yes, then YES you could be seeing the w
      ater above what the alcohol would hold in suspension.
      >>> A 1/2 ounce... I would not worry about.  But why use gas with ethanol - D
      o the separation procedure that has been discussed here on line and you will
       reduce the chances of water.
      >>> Barry
      >>> 
      >>> On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell <jnjkimbell@hotmai
      l.com> wrote:
      >>> Appreciate some info concerning fuel seperation.  I have CH701 with the 1
      00hp riotax.  I live in a high humedity area and have not been flying much l
      ately.  I use 10%  ethanol fuel and last time I started to fly (fuel had bee
      n in A/C over a month) and checked the lowest drain, I found cloudy fuel, no
      t water, but did not lood good.  I continued to drain fuel until it was clea
      r, probably a half an ounce. Was this cloudy fuel on the point of seperation
      ?  I did go ahead and fly with no problems, but after thinking about it, wha
      t would the list's ideas be.  Very glad it kept running, though an both tank
      s the fuel seemed to come out of only one tank.  No external fuel pump.  Gra
      vity feed.
      >>>  
      >>> =========
      >>> > 
      >>> > 
      >>> >
      >>>  
      >>>  
      >>> ist" target="_blank">http://www.matronics.com/Navigator?RotaxEngines-L
      ist
      >>> tp://forums.matronics.com
      >>> _blank">http://www.matronics.com/contribution
      >>>  
      >>>  
      >>>  
      >>> http://www.matronics.com/Navigator?RotaxEngines-List
      >>> http://forums.matronics.com
      >>> http://www.matronics.com/contribution
      >>>  
      >>> 
      >>> 
      >>> 
      >> 
      >> 
      >> href="http://www.matronics.com/Navigator?RotaxEngines-List">http://www.
      matronics.com/Navigator?RotaxEngines-List
      >> href="http://forums.matronics.com">http://forums.matronics.com
      >> href="http://www.matronics.com/contribution">http://www.matronics.com/c
      
      >> 
      >> 
      >> 
      >> 
      >> 
      >> ======
      >> Email scanned by PC Tools - No viruses or spyware found.
      >> (Email Guard: 7.0.0.21, Virus/Spyware Database: 6.17590)
      >> http://www.pctools.com
      >> ======
      >> 
      >> 
      >> =========
      >> st">http://www.matronics.com/Navigator?RotaxEngines-List
      >> =========
      >> ums.matronics.com">http://forums.matronics.com
      >> =========
      >> http://www.matronics.com/contribution">http://www.matronics.com/contribut
      ion
      >> =========
      >> 
      > 
      > 
      > href="http://www.matronics.com/Navigator?RotaxEngines-List">http://www.m
      atronics.com/Navigator?RotaxEngines-List
      > href="http://forums.matronics.com">http://forums.matronics.com
      > href="http://www.matronics.com/contribution">http://www.matronics.com/c
      > 
      > 
      > 
      > 
      > 
      > ======
      > Email scanned by PC Tools - No viruses or spyware found.
      > (Email Guard: 7.0.0.21, Virus/Spyware Database: 6.17590)
      > http://www.pctools.com
      > ======
      > 
      > 
      ==========================
      =========
      ==========================
      =========
      ==========================
      =========
      ==========================
      =========
      > 
      
Message 17
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  | 
      
      
      
      
      I have seen two test reports from the companies that make these fuel washing systems.
      They both showed me reports starting with 91 and came out with 87. No matter
      what the octane (88.7 or 87) it's too low for the 912ULS and it still causes
      corrosion in either engine. The ethanol is not an issue at all for the Rotax
      912 series engine. You just need to make sure you use the proper fuel hoses
      and know what your fuel tank is made out of. I have seen several people take
      their tanks and slosh them with Kreem Weiss and just use the ethanol since it
      is impervious to the ethanol. The fuel storage issue in hangars is a fire code
      issue and airports don't normally buck that system as it would leave them liable.
      
      --------
      Roger Lee
      Tucson, Az.
      Light Sport Repairman - Maintenance Rated
      Rotax Repair Center
      Home 520-574-1080  TRY HOME FIRST
      Cell 520-349-7056
      
      
      Read this topic online here:
      
      http://forums.matronics.com/viewtopic.php?p=341050#341050
      
      
Message 18
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  | 
      
      
      
      
      http://www.youtube.com/watch?v=ReguEsLfKcI
      
      http://www.youtube.com/watch?v=Ikyc0xOAjbw
      
      http://www.youtube.com/watch?v=AnQLfJrFc_c
      
      some fun with ethanol and water after testing  
      http://www.youtube.com/watch?v=jJZOY8z_9Tk
      
      --------
      Rotax Dealer, Ontario Canada
      http://www.cfisher.com/
      http://www.kitfoxflyer.com/
      http://rotaxaircraft.com/forum/
      Realtime Kitfox movies to separate  the internet  chatter from the truth
      http://www.youtube.com/user/kitfoxflyer
      
      
      Read this topic online here:
      
      http://forums.matronics.com/viewtopic.php?p=341052#341052
      
      
Message 19
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  | 
      
      
      
      On Wed, May 25, 2011 at 9:00 PM, dave <dave@cfisher.com> wrote:
      
      >
      > http://www.youtube.com/watch?v=ReguEsLfKcI
      >
      
      This guy runs a test like a drunk sailor runs from the SP.
      
      
      >
      > http://www.youtube.com/watch?v=Ikyc0xOAjbw
      >
      > http://www.youtube.com/watch?v=AnQLfJrFc_c
      >
      > some fun with ethanol and water after testing
      > http://www.youtube.com/watch?v=jJZOY8z_9Tk
      >
      > --------
      > Rotax Dealer, Ontario Canada
      > http://www.cfisher.com/
      > http://www.kitfoxflyer.com/
      > http://rotaxaircraft.com/forum/
      > Realtime Kitfox movies to separate  the internet  chatter from the truth
      > http://www.youtube.com/user/kitfoxflyer
      >
      >
      > Read this topic online here:
      >
      > http://forums.matronics.com/viewtopic.php?p=341052#341052
      >
      >
      
Message 20
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  | 
      
      
      
      Hello Pete:
      
      I went to the web site, could not find anythng about washing the gas or
      octain ratings.
      
      Could you send the exact link that will get me to where you read the
      information.
      
      Barry
      
      On Wed, May 25, 2011 at 7:00 PM, Pete Christensen <
      pchristensen10@austin.rr.com> wrote:
      
      > According to Portablefuelsystems.com before washing 91.3 octane after
      > washing 88.7.
      >
      > Pete
      >
      >
      > On 5/25/2011 5:28 PM, FLYaDIVE wrote:
      >
      > Hi Roger:
      >
      > How did you get the octane rating of 87 after washing 91?
      >
      > Alcohol does add a small amount of octane but I really doubt if it is 4
      > points.
      >
      > Do you know anyone that can run octane tests?
      >
      > I have a couple of tests I want to get done.
      >
      > As for the pitting of the fuel bowl... That is an easy cure.  Send it out
      > and get it Hard Coat Anodized to a thickness of 0.0025".  It should cost
      > about $20 to $50 tops.  When talking to the plating house you - should -
      > know what kind of aluminum it is made from.  OR at least if it is cast or
      > machined from a billet.  Also be nice to the house and ask if they could
      > just run it with a bigger batch - NO SPECIAL HANDLING REQUIRED.  This keeps
      > price down.
      >
      > Barry
      >  On Wed, May 25, 2011 at 3:12 PM, Roger Lee <ssadiver1@yahoo.com> wrote:
      >
      >> >
      >>
      >> If you use washed 91 oct it will be 87 when your done. If you have a
      >> 912ULS (100 hp) that won't work.  If you start with 87 oct it isn't fit for
      >> either 912. You will eventually end up replacing the carb bowls at $100 a
      >> piece because the very small amount of moisture still in the fuel will pit
      >> the aluminum bowl. I have had to replace a few of these already for the long
      >> term hard core washers.
      >>
      >> --------
      >> Roger Lee
      >> Tucson, Az.
      >> Light Sport Repairman - Maintenance Rated
      >> Rotax Repair Center
      >> Home 520-574-1080  TRY HOME FIRST
      >> Cell 520-349-7056
      >>
      >>
      >>
      >>
      >> Read this topic online here:
      >>
      >> http://forums.matronics.com/viewtopic.php?p=340993#340993
      >>
      >>
      >>
      >>
      >>
      >>
      >>
      >> ==========
      >> -List" target="_blank">
      >> http://www.matronics.com/Navigator?RotaxEngines-List
      >> ==========
      >> http://forums.matronics.com
      >> ==========
      >> le, List Admin.
      >> ="_blank">http://www.matronics.com/contribution
      >> ==========
      >>
      >>
      >>
      >>
      > *
      >
      > *
      >
      > *
      >
      > *
      >
      >
      
Message 21
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  | 
      
      
      
      It isn't the storage of fuel that's the problem, it's the transfer from
      jerry cans to airplane. I published this story in our EAA chapter's
      newsletter a couple of years ago.
      
      I had a rather exciting experience that occurred while refueling my RV-6A. 
      I
      have a Mazda 13B as a power plant using auto fuel. Not having auto fuel at
      the airport, I have been transporting it in a 5 gallon plastic container
      (approved for auto fuel) and using a funnel to pour the gasoline into the
      wing tank.
      Sensitive to the risks of static electricity, I always grounded (I know - I
      question whether you can truly "ground" a plastic container) the plastic
      container against the airframe prior to pouring in the gasoline. I have
      refuel the aircraft many times before using this method (as well numerous
      lawn mowers, weed wackers, etc). I had hauled the aircraft out of the hanga
      r
      and had it sitting in the middle of the tarmac in front of the hanger and
      had commenced to refuel.
      Well, this time it happened. As I was approximately half-way through pourin
      g
      from the five gallon container into the funnel (the plastic funnel is a ver
      y
      wide mouth with a filter cartridge in its center- used to quickly fill race
      cars) the fireworks started. The gasoline ignited with a "Swoosh" and I
      found myself holding a flaming funnel as well as the five gallon container
      which had flames coming from its opening.
      Needless to say, things got very exciting and busy in a hurry. As I reacted
      to the flames going off, I swung the container away, which was in my right
      hand, removed the flaming funnel from the wing tank opening with my left
      hand. In the process, I sloshed some flaming gasoline onto the wing and
      tarmac. And flames were now also coming from the opening of the wing tank.
      So by quick count, I had flames coming out of the wing tank, some burning o
      n
      the wing, a patch burning on the tarmac, a flaming funnel as well as the 5
      gallon container on fire. Did I say things got exciting in a hurry?
      I immediately move the flaming container about 12-15 feet away from the
      aircraft and set it down, quickly moved the flaming funnel about 5 feet fro
      m
      the container and laid it down.. Immediately dashed to the plane and placed
      the fuel cap into the tank opening stuffing out that fire, smothered the
      fire on the wing, ran back to the container and placed its lid on the
      flaming opening smothering that fire, moved the still flaming funnel furthe
      r
      away, smothered the fire on the tarmac and then returned to smother the
      funnel.
      Finally, all fires are extinguished and I take time for a breath. Wasn't
      timing myself as I was somewhat distracted at the moment, but believe the
      entire event from ignition to all flames out was around 30-45 seconds (coul
      d
      be wrong about the time, but not by much). Old men can move quickly if
      motivated properly.
      Yes, I did have a fire extinguisher, but had neglected to take it out of th
      e
      car and when I ran to the car and reached under the drivers seat=97IT was N
      OT
      there (Later found it under the passengers seat). I also have a small Halon
      fire extinguisher mounted between the seats of aircraft - but, again
      distance and flames were between it and me.
      Won't make that mistake again. Also, I will never use a plastic container
      again, but will use a metal one with a little cable attached that I can
      ground to the aircraft. I will also not use a plastic funnel, but will
      probably use one of the rotary pumps with hose and nozzle grounded.
      So, the good news is no damage to me or the aircraft and a much wiser me.
      While it had not ever happened before, I quickly found out that one time is
      one time too many.
      
      Rick Girard
      
      On Wed, May 25, 2011 at 6:43 PM, Rick Thomason <rickyd54@gmail.com> wrote:
      
      > I find it odd that some airports have this policy since most plane owners
      > "store" over 25 gallons of fuel in the tanks of the plane. What's the
      > difference?
      >
      > On May 25, 2011, at 12:41 PM, "ray atkinson" <raybot@comcast.net> wrote:
      >
      > I,ve burned year old gas and gas oil mix from my friends plane that was o
      ld
      > and never missed a beat.I know its not not great as fuel gut it works pre
      tty
      > good really. Phase separation with a gallon and a half of water? In my
      > situation its impractical to wash gas.I am not allowed to store gas in my
      > hanger much less siphon it and transfer it and all this other stuff that
      > will eventually lead to a spill minor or otherwise.Plane owners in adjoin
      ing
      > hanger don,t like the smell of gas fumes and my contract specifically
      > forbids this.If you do it somewhere else and then transport?
      >
      > ----- Original Message -----
      > *From:* Rick Thomason <rickyd54@gmail.com>
      > *To:* <rotaxengines-list@matronics.com>rotaxengines-list@matronics.com
      > *Sent:* Wednesday, May 25, 2011 9:24 AM
      > *Subject:* Re: RotaxEngines-List: ethanol
      >
      > Because they don't have fiberglass fuel tanks!
      >
      > Leave a half tank of gasohol in your car for 2 months and then see how we
      ll
      > it runs.
      >
      > Rick
      >
      >
      > On May 25, 2011, at 10:31 AM, "ray atkinson" < <raybot@comcast.net>
      > raybot@comcast.net> wrote:
      >
      >   How in the world do millions of cars run trillions of miles trouble fre
      e
      > on this stuff??
      >
      > ----- Original Message -----
      > *From:* Pete Christensen <pchristensen10@austin.rr.com>
      > *To:* <rotaxengines-list@matronics.com> <rotaxengines-list@matronics.com>
      > rotaxengines-list@matronics.com
      > *Sent:* Wednesday, May 25, 2011 7:37 AM
      > *Subject:* Re: RotaxEngines-List: ethanol
      >
      > What I have found in washing the alcohol from my gasoline is that a small
      > amount of settling occurs in the tank while the plane is sitting.  I drai
      n
      > my gascolator before and after each flight.  The gascolator bowl has star
      ted
      > to rust and I plan to clean it up and coat the bowl with Kreem.  I
      > discontinued using washed gas over the winter since my plane sat more.  I
      > may try washing my gas twice to see if this stops the settlement.
      >
      > Pete
      >
      >
      > On 2/7/2011 8:23 PM, Noel Loveys wrote:
      >
      >  If you really, really have to fly on ethanol fuel then you have already
      > broken the first cardinal rule.  Never leave fuel in your plane for an
      > extended period of time.  If you have high humidity, as you said,  it wil
      l
      > absorb some of the moisture and when that happens it, not only gets close
      r
      > to a phase separation but becomes very corrosive....  It may eat your tan
      ks
      > if they are anything but stainless steel.  It will probably start to eat
      > your fuel system including the carb body and the fuel lines.  Best not to
      > leave it in the plane and only fly on fresh fuel.  BTW you will know when
      > you have a phase separation happening...  you will get something just ove
      r
      > 10% of the quantity of fuel in your tank showing up as water.  So if you
      > have left say 15 gal of fuel in your plane then if it separates you will 
      get
      > 1.5 gallons of water/ethanol solution (mostly water) hitting your carb or
      > injectors.  A little good news is if you are using a paper filter it will
      > try to block the water from passing...  unfortunately there won=92t be
      > anything else but water to pass.  The milky substance you did find is
      > probably something the ethanol started to eat.
      >
      > The second point is as Barry mentioned remove the ethanol form your fuel 
      by
      > adding enough water to cause a phase separation.  Then siphon the clear
      > ethanol free gas off the top of the water ethanol solution that will form
       on
      > the bottom of the container.  Be careful though, to let the gas sit for
      > about twenty minutes so all the water can settle out before siphoning the
      > gas.  And always use a good chamois or felt to strain your gas...  either
       of
      > those products will pass gas but not water.  If you remove the ethanol fr
      om
      > your fuel then it won=92t hurt to leave the gas in your plane between fli
      ghts
      > for periods of up to I *guess* a month or so.
      >
      > Noel
      >
      >   *From:* <owner-rotaxengines-list-server@matronics.com><owner-rotaxengin
      es-list-server@matronics.com>
      > owner-rotaxengines-list-server@matronics.com [<owner-rotaxengines-list-se
      rver@matronics.com><owner-rotaxengines-list-server@matronics.com>
      > mailto:owner-rotaxengines-list-server@matronics.com<owner-rotaxengines-li
      st-server@matronics.com>]
      > *On Behalf Of *FLYaDIVE
      >
      > *Sent:* February 7, 2011 2:29 PM
      > *To:* <rotaxengines-list@matronics.com> <rotaxengines-list@matronics..com
      >
      > rotaxengines-list@matronics.com
      >
      > *Subject:* Re: RotaxEngines-List: ethanol
      >
      >  Joe:
      >
      >  There are a few things that would cause your fuel to go cloudy:
      >
      > Contamination in the tank.
      >
      > Hygroscopic action of the alcohol
      >
      > Temperature (low) causing the water to freeze
      >
      >  Being that you found only 1/2 ounce I would also consider:
      >
      > The drain plugs as being contaminated due to oxidation
      >
      > How clean was the inspection tube that you were using
      >
      >  When you say 'separation', are you referring to the water separating out
      > from the fuel due to saturation?  If yes, then YES you could be seeing th
      e
      > water above what the alcohol would hold in suspension.
      >
      >  A 1/2 ounce... I would not worry about.  But why use gas with ethanol -
      > Do the separation procedure that has been discussed here on line and you
      > will reduce the chances of water.
      >
      >  Barry
      >
      > On Mon, Feb 7, 2011 at 10:10 AM, Joe and Joan Kimbell <<jnjkimbell@hotmai
      l.com><jnjkimbell@hotmail.com>
      > jnjkimbell@hotmail.com> wrote:
      >
      > Appreciate some info concerning fuel seperation.  I have CH701 with the
      > 100hp riotax.  I live in a high humedity area and have not been flying mu
      ch
      > lately.  I use 10%  ethanol fuel and last time I started to fly (fuel had
      > been in A/C over a month) and checked the lowest drain, I found cloudy fu
      el,
      > not water, but did not lood good.  I continued to drain fuel until it was
      > clear, probably a half an ounce. Was this cloudy fuel on the point of
      > seperation?  I did go ahead and fly with no problems, but after thinking
      > about it, what would the list's ideas be.  Very glad it kept running, tho
      ugh
      > an both tanks the fuel seemed to come out of only one tank.  No external
      > fuel pump.  Gravity feed.
      >
      > =========
      > >
      > >
      > >
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      Thanks, Homer GBYM
      
      It isn't necessary to have relatives in Kansas City in order to be unhappy.
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