KIS-List Digest Archive

Thu 03/04/10


Total Messages Posted: 4



Today's Message Index:
----------------------
 
     1. 06:30 AM - Re: KIS Engine Stoppage (F. Tim Yoder)
     2. 08:12 AM - Re: KIS Engine Stoppage (Keith.Miller@esa.int)
     3. 08:49 AM - Re: KIS Engine Stoppage (F. Tim Yoder)
     4. 11:56 PM - Gamijectors ? (Keith.Miller@esa.int)
 
 
 


Message 1


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    Time: 06:30:45 AM PST US
    From: "F. Tim Yoder" <ftyoder@yoderbuilt.com>
    Subject: Re: KIS Engine Stoppage
    Hello all, FYI---- I have had my mechanical fuel pump rebuilt twice in less than 400 hrs. of use. The first time it was sucking air and the last time it was leaking fuel. The diaphragm was hard and cracked. IO-240 B1B (1995) Tim N52TY ----- Original Message ----- From: <bakerocb@cox.net> Sent: Wednesday, March 03, 2010 7:43 PM Subject: Re: KIS-List: KIS Engine Stoppage > > 3/3/2010 > > Hello JF, Sorry to hear that your engine is still giving you difficulty. > Some comments and questions: > > 1) What pump are you using for an electric fuel boost pump and to provide > priming fuel? > > 2) Do you have any way of reading the fuel pressure that the electric fuel > boost pump is putting out while you are priming the engine? > > 3) Have you tried turning the electric fuel boost pump on right after the > engine has started running to see if that would keep the engine running? > > 4) You wrote: "I am making an instrument which should help me to determine > depression that fuel pump must provide to be able to feed engine and > check if during a periode of time I encounter some variations with the > depression" > > This SID describes the official factory way of accomplishing what you are > planning and more: > > http://www.tcmlink.com/pdf2/SID97-3E.pdf > > I purchased two gauges and put together a mounting rig for those gauges > and some connecting hoses in order to perform the adjustments required by > this SID. Maybe some other IO-240 operator in your area has a set of > gauges that you could borrow. I'll post this to the group and hope for a > response. > > Even if you get your engine to just keep running on the ground the > adjustments called for in SID97-3E still have to be made to ensure a > properly running and safe engine before flying. > > OC > > ==================================================== > > ----- Original Message ----- > From: <jfherzog@bluewin.ch> > To: <bakerocb@cox.net> > Sent: Wednesday, March 03, 2010 5:11 PM > Subject: Re: KIS-List: KIS Engine Stoppage > > > Hello Owen > > First of all, sorry for the delay of my answer, I've been very busy these > days > I would like to thank you about your interest regarding my fuel propblem. > > I 've not progressed a lot so far, the only thing that I am almost sure is > the fact that my engine stoppage is > probably not due to a vapor lock problem because during the last engine > run , the engine stopped maybe 2-3 minutes > after start and temperature inside of the cowling was low and external > temperature was low as well. > > In fact,it's like if the mechanical fuel pump is not strong enough and > sometimes fuel feed is interupted . Or maybe a > small external hole alomg the line allowing air to enter into the line > permitting fuel to return into the tank while > air is aspirated through the pump > > > I am making an instrument which should help me to determine depression > that fuel pump must provide to be able to feed > engine and check if during a periode of time I encounter some variations > with the depression , Thus would mean that > somewhere air is entering into the line. > > I am also see if a chek valve between selector and engine fuel pump would > improve the regularity > > > That kind of problem is boring because it's difficult to identify and need > time and also chance..... > > > Best regards > > > JF > > ================================================= > > >


    Message 2


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    Time: 08:12:38 AM PST US
    Subject: Re: KIS Engine Stoppage
    From: Keith.Miller@esa.int
    Tim , Is there a way of checking the condition of the Diaphragm ? without a rebuild "F. Tim Yoder" <ftyoder@yoderbuil t.com> To Sent by: <kis-list@matronics.com> owner-kis-list-ser cc ver@matronics.com Subject Re: KIS-List: KIS Engine Stoppage 04/03/2010 15:17 Please respond to kis-list@matronics .com Hello all, FYI---- I have had my mechanical fuel pump rebuilt twice in less than 400 hrs. of use. The first time it was sucking air and the last time it was leaking fuel. The diaphragm was hard and cracked. IO-240 B1B (1995) Tim N52TY ----- Original Message ----- From: <bakerocb@cox.net> Sent: Wednesday, March 03, 2010 7:43 PM Subject: Re: KIS-List: KIS Engine Stoppage > > 3/3/2010 > > Hello JF, Sorry to hear that your engine is still giving you difficulty. > Some comments and questions: > > 1) What pump are you using for an electric fuel boost pump and to provide > priming fuel? > > 2) Do you have any way of reading the fuel pressure that the electric fuel > boost pump is putting out while you are priming the engine? > > 3) Have you tried turning the electric fuel boost pump on right after the > engine has started running to see if that would keep the engine running? > > 4) You wrote: "I am making an instrument which should help me to determine > depression that fuel pump must provide to be able to feed engine and > check if during a periode of time I encounter some variations with the > depression" > > This SID describes the official factory way of accomplishing what you are > planning and more: > > http://www.tcmlink.com/pdf2/SID97-3E.pdf > > I purchased two gauges and put together a mounting rig for those gauges > and some connecting hoses in order to perform the adjustments required by > this SID. Maybe some other IO-240 operator in your area has a set of > gauges that you could borrow. I'll post this to the group and hope for a > response. > > Even if you get your engine to just keep running on the ground the > adjustments called for in SID97-3E still have to be made to ensure a > properly running and safe engine before flying. > > OC > > ==================================================== > > ----- Original Message ----- > From: <jfherzog@bluewin.ch> > To: <bakerocb@cox.net> > Sent: Wednesday, March 03, 2010 5:11 PM > Subject: Re: KIS-List: KIS Engine Stoppage > > > Hello Owen > > First of all, sorry for the delay of my answer, I've been very busy these > days > I would like to thank you about your interest regarding my fuel propblem. > > I 've not progressed a lot so far, the only thing that I am almost sure is > the fact that my engine stoppage is > probably not due to a vapor lock problem because during the last engine > run , the engine stopped maybe 2-3 minutes > after start and temperature inside of the cowling was low and external > temperature was low as well. > > In fact,it's like if the mechanical fuel pump is not strong enough and > sometimes fuel feed is interupted . Or maybe a > small external hole alomg the line allowing air to enter into the line > permitting fuel to return into the tank while > air is aspirated through the pump > > > I am making an instrument which should help me to determine depression > that fuel pump must provide to be able to feed > engine and check if during a periode of time I encounter some variations > with the depression , Thus would mean that > somewhere air is entering into the line. > > I am also see if a chek valve between selector and engine fuel pump would > improve the regularity > > > That kind of problem is boring because it's difficult to identify and need > time and also chance..... > > > Best regards > > > JF > > ================================================= > >


    Message 3


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    Time: 08:49:05 AM PST US
    From: "F. Tim Yoder" <ftyoder@yoderbuilt.com>
    Subject: Re: KIS Engine Stoppage
    I took mine apart to look at what failed, that is how I saw the condition of the diaphragm. You will remove the lead seal to do this. My engine rebuild shop then sent it to a repair shop to have it rebuilt, about $350.00. That is the safest thing to do. You still have to do the flow and pressure checks when you put it back on, as 'OC' commented on. I took mine apart to see what was leaking because I found the the rebuild shops don't give me much feed back on the problem, if any. I don't know, liability maybe? TCM indicates they should go to TBO, HA! Tim ----- Original Message ----- From: <Keith.Miller@esa.int> Sent: Thursday, March 04, 2010 9:10 AM Subject: Re: KIS-List: KIS Engine Stoppage > > Tim , > Is there a way of checking the condition of the Diaphragm ? without a > rebuild > > > "F. Tim Yoder" > <ftyoder@yoderbuil > t.com> > To > Sent by: <kis-list@matronics.com> > owner-kis-list-ser > cc > ver@matronics.com > > Subject > Re: KIS-List: KIS Engine Stoppage > 04/03/2010 15:17 > > > Please respond to > kis-list@matronics > .com > > > > Hello all, > > FYI---- I have had my mechanical fuel pump rebuilt twice in less than 400 > hrs. of use. The first time it was sucking air and the last time it was > leaking fuel. The diaphragm was hard and cracked. > > IO-240 B1B (1995) > > Tim N52TY > > > ----- Original Message ----- > From: <bakerocb@cox.net> > To: "KIS-LIST, MATRONICS" <kis-list@matronics.com>; <jfherzog@bluewin.ch> > Sent: Wednesday, March 03, 2010 7:43 PM > Subject: Re: KIS-List: KIS Engine Stoppage > > >> >> 3/3/2010 >> >> Hello JF, Sorry to hear that your engine is still giving you difficulty. >> Some comments and questions: >> >> 1) What pump are you using for an electric fuel boost pump and to provide >> priming fuel? >> >> 2) Do you have any way of reading the fuel pressure that the electric >> fuel >> boost pump is putting out while you are priming the engine? >> >> 3) Have you tried turning the electric fuel boost pump on right after the >> engine has started running to see if that would keep the engine running? >> >> 4) You wrote: "I am making an instrument which should help me to >> determine >> depression that fuel pump must provide to be able to feed engine and >> check if during a periode of time I encounter some variations with the >> depression" >> >> This SID describes the official factory way of accomplishing what you are >> planning and more: >> >> http://www.tcmlink.com/pdf2/SID97-3E.pdf >> >> I purchased two gauges and put together a mounting rig for those gauges >> and some connecting hoses in order to perform the adjustments required by >> this SID. Maybe some other IO-240 operator in your area has a set of >> gauges that you could borrow. I'll post this to the group and hope for a >> response. >> >> Even if you get your engine to just keep running on the ground the >> adjustments called for in SID97-3E still have to be made to ensure a >> properly running and safe engine before flying. >> >> OC >> >> ==================================================== >> >> ----- Original Message ----- >> From: <jfherzog@bluewin.ch> >> To: <bakerocb@cox.net> >> Sent: Wednesday, March 03, 2010 5:11 PM >> Subject: Re: KIS-List: KIS Engine Stoppage >> >> >> Hello Owen >> >> First of all, sorry for the delay of my answer, I've been very busy these >> days >> I would like to thank you about your interest regarding my fuel propblem. >> >> I 've not progressed a lot so far, the only thing that I am almost sure >> is >> the fact that my engine stoppage is >> probably not due to a vapor lock problem because during the last engine >> run , the engine stopped maybe 2-3 minutes >> after start and temperature inside of the cowling was low and external >> temperature was low as well. >> >> In fact,it's like if the mechanical fuel pump is not strong enough and >> sometimes fuel feed is interupted . Or maybe a >> small external hole alomg the line allowing air to enter into the line >> permitting fuel to return into the tank while >> air is aspirated through the pump >> >> >> >> I am making an instrument which should help me to determine depression >> that fuel pump must provide to be able to feed >> engine and check if during a periode of time I encounter some variations >> with the depression , Thus would mean that >> somewhere air is entering into the line. >> >> I am also see if a chek valve between selector and engine fuel pump would >> improve the regularity >> >> >> >> That kind of problem is boring because it's difficult to identify and >> need >> time and also chance..... >> >> >> >> >> >> Best regards >> >> >> >> >> >> JF >> >> ================================================= >> >> >> >> >> >> >> > > >


    Message 4


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    Time: 11:56:59 PM PST US
    Subject: Gamijectors ?
    From: Keith.Miller@esa.int
    any one got any comments (Good bad or Neutral ) about GAMInjectors , and TCM engines ?




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