RotaxEngines-List Digest Archive

Sun 02/28/10


Total Messages Posted: 10



Today's Message Index:
----------------------
 
     1. 07:30 AM - coolant pump leak (Jack Kuehn)
     2. 08:11 AM - Long term storage for the Rotax 912 (Cannon, Walt)
     3. 08:30 AM - Re: Long term storage for the Rotax 912 (Bob Comperini)
     4. 03:13 PM - Re: coolant pump leak (Robert Borger)
     5. 03:58 PM - Re: coolant pump leak (Craig Payne)
     6. 04:53 PM - Re: coolant pump leak (Robert Borger)
     7. 05:32 PM - Re: coolant pump leak (Roger Lee)
     8. 06:37 PM - Re: Bing 54 flooding only 1 cylinder - where is the dirt lodged? (wildirishtime)
     9. 06:56 PM - Re: coolant pump leak (Dave Austin)
    10. 07:54 PM - Engine Weight Comparison - Rotax 912 ULS to Jabiru 3300 (david van lanen)
 
 
 


Message 1


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    Time: 07:30:01 AM PST US
    Subject: coolant pump leak
    From: Jack Kuehn <jack.kuehn@gmail.com>
    I am wondering if any of you have ever found a leak coming from the coolant pump? My 912 has been in an unheated hangar this winter for the first time, and there is a small puddle on the floor, traced back to the small openings on the bottom of the pump at the rear of the engine. This has never leaked when the engine is running. Anyone seen this kind of seepage before? Have any of you replaced this pump or the seal before? In the maintenance manual it looks pretty difficult, and I think I would have to pull the engine (ugh!) -- Jack Kuehn 29705 Potomac Road Potomac, MT 59823 (406)244-2455 (406)274-0072 cell jack.kuehn@gmail.com


    Message 2


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    Time: 08:11:16 AM PST US
    From: "Cannon, Walt" <walt.cannon@boeing.com>
    Subject: Long term storage for the Rotax 912
    Hello all, I am going to be working overseas for about 18 months and need to prep my Rotax 912S mounted on a Zenith 701 for long term hanger storage. I am sure this has been covered before...can anyone point me to a link for accomplishing these tasks? Specific hints or tips from your experiences would also be appreciated. Sources for materials, techniques, etc. Walt Cannon Seattle, WA


    Message 3


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    Time: 08:30:11 AM PST US
    From: Bob Comperini <bob@fly-ul.com>
    Subject: Re: Long term storage for the Rotax 912
    > >I am going to be working overseas for about 18 months and need to prep my Rotax 912S mounted on a Zenith 701 for long term hanger storage. I am sure this has been covered before...can anyone point me to a link for accomplishing these tasks? Specific hints or tips from your experiences would also be appreciated. Sources for materials, techniques, etc. The 912 operator's manual (chapter 11) The 912 heavy Maintenance manual (71-00-00 chapter 5) -- Bob Comperini e-mail: bob@fly-ul.com WWW: http://www.fly-ul.com


    Message 4


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    Time: 03:13:49 PM PST US
    Subject: Re: coolant pump leak
    From: Robert Borger <rlborger@mac.com>
    Jack, The seals on the pump shaft are gone. Go to my Europa build gallery (URL in the signature block). At the lower right of the first page is an album on the Lockwood 9xx school. Click on it. Go to the second page of the album and at the upper right is a picture of the coolant pump. Second picture down on the left is a picture of the bottom of the pump with description and commentary about the picture. Unfortunately, the school did not cover what to do about the bad seals other than say replacement of the pump or seals were necessary. I'd recommend you check with your closest Rotax shop and see what they recommend. Perhaps one of the Rotax heavy maintenance folks can provide some guidance? Bob Borger Europa Kit #A221 N914XL, XS Mono, Intercooled 914, Airmaster C/S http://www.europaowners.org/N914XL Aircraft Flying! 3705 Lynchburg Dr. Corinth, TX 76208 Home: 940-497-2123 Cel: 817-992-1117 On Feb 28, 2010, at 9:24, Jack Kuehn wrote: > I am wondering if any of you have ever found a leak coming from the coolant pump? My 912 has been in an unheated hangar this winter for the first time, and there is a small puddle on the floor, traced back to the small openings on the bottom of the pump at the rear of the engine. This has never leaked when the engine is running. Anyone seen this kind of seepage before? Have any of you replaced this pump or the seal before? In the maintenance manual it looks pretty difficult, and I think I would have to pull the engine (ugh!) > > -- > Jack Kuehn > 29705 Potomac Road > Potomac, MT 59823 > > (406)244-2455 > (406)274-0072 cell > jack.kuehn@gmail.com > > > > >


    Message 5


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    Time: 03:58:47 PM PST US
    From: "Craig Payne" <craig@craigandjean.com>
    Subject: coolant pump leak
    Although I can reach http://www.europaowners.org I can't reach http://www.europaowners.org/N914XL -- Craig _____ From: owner-rotaxengines-list-server@matronics.com [mailto:owner-rotaxengines-list-server@matronics.com] On Behalf Of Robert Borger Sent: Sunday, February 28, 2010 3:13 PM Subject: Re: RotaxEngines-List: coolant pump leak Jack, The seals on the pump shaft are gone. Go to my Europa build gallery (URL in the signature block). At the lower right of the first page is an album on the Lockwood 9xx school. Click on it. Go to the second page of the album and at the upper right is a picture of the coolant pump. Second picture down on the left is a picture of the bottom of the pump with description and commentary about the picture. Unfortunately, the school did not cover what to do about the bad seals other than say replacement of the pump or seals were necessary. I'd recommend you check with your closest Rotax shop and see what they recommend. Perhaps one of the Rotax heavy maintenance folks can provide some guidance? Bob Borger Europa Kit #A221 N914XL, XS Mono, Intercooled 914, Airmaster C/S http://www.europaowners.org/N914XL Aircraft Flying! 3705 Lynchburg Dr. Corinth, TX 76208 Home: 940-497-2123 Cel: 817-992-1117 On Feb 28, 2010, at 9:24, Jack Kuehn wrote: I am wondering if any of you have ever found a leak coming from the coolant pump? My 912 has been in an unheated hangar this winter for the first time, and there is a small puddle on the floor, traced back to the small openings on the bottom of the pump at the rear of the engine. This has never leaked when the engine is running. Anyone seen this kind of seepage before? Have any of you replaced this pump or the seal before? In the maintenance manual it looks pretty difficult, and I think I would have to pull the engine (ugh!) -- Jack Kuehn 29705 Potomac Road Potomac, MT 59823 (406)244-2455 (406)274-0072 cell jack.kuehn@gmail.com href="http://www.matronics.com/Navigator?RotaxEngines-List">http://www.matro nics.com/Navigator?RotaxEngines-List href="http://forums.matronics.com/">http://forums.matronics.com href="http://www.matronics.com/contribution">http://www.matronics.com/contri bution


    Message 6


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    Time: 04:53:46 PM PST US
    Subject: Re: coolant pump leak
    From: Robert Borger <rlborger@mac.com>
    Gents, Sorry about that, the organization of the Europa Owners web site has been changed. Go to http://www.europaowers.org/ . From there select "Gallery 2" from the bar in the upper right. Select the 5th gallery down, N914XL and from there as per previous instructions. Guess I'll have to change the URL in the signature block... Check six, Bob Borger Europa Kit #A221 N914XL, XS Mono, Intercooled 914, Airmaster C/S http://www.europaowners.org/N914XL Aircraft Flying! 3705 Lynchburg Dr. Corinth, TX 76208 Home: 940-497-2123 Cel: 817-992-1117 On Feb 28, 2010, at 17:35, Craig Payne wrote: > Although I can reach http://www.europaowners.org I can't reach http://www.europaowners.org/N914XL > > -- Craig > > From: owner-rotaxengines-list-server@matronics.com [mailto:owner-rotaxengines-list-server@matronics.com] On Behalf Of Robert Borger > Sent: Sunday, February 28, 2010 3:13 PM > To: rotaxengines-list@matronics.com > Subject: Re: RotaxEngines-List: coolant pump leak > > Jack, > > The seals on the pump shaft are gone. Go to my Europa build gallery (URL in the signature block). At the lower right of the first page is an album on the Lockwood 9xx school. Click on it. Go to the second page of the album and at the upper right is a picture of the coolant pump. Second picture down on the left is a picture of the bottom of the pump with description and commentary about the picture. Unfortunately, the school did not cover what to do about the bad seals other than say replacement of the pump or seals were necessary. I'd recommend you check with your closest Rotax shop and see what they recommend. Perhaps one of the Rotax heavy maintenance folks can provide some guidance? > > Bob Borger > Europa Kit #A221 N914XL, XS Mono, Intercooled 914, Airmaster C/S > http://www.europaowners.org/N914XL > Aircraft Flying! > 3705 Lynchburg Dr. > Corinth, TX 76208 > Home: 940-497-2123 > Cel: 817-992-1117 > > > > On Feb 28, 2010, at 9:24, Jack Kuehn wrote: > >> I am wondering if any of you have ever found a leak coming from the coolant pump? My 912 has been in an unheated hangar this winter for the first time, and there is a small puddle on the floor, traced back to the small openings on the bottom of the pump at the rear of the engine. This has never leaked when the engine is running. Anyone seen this kind of seepage before? Have any of you replaced this pump or the seal before? In the maintenance manual it looks pretty difficult, and I think I would have to pull the engine (ugh!) >> >> -- >> Jack Kuehn >> 29705 Potomac Road >> Potomac, MT 59823 >> >> (406)244-2455 >> (406)274-0072 cell >> jack.kuehn@gmail.com >> >> >> >> >> 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/contribution >> > > > >


    Message 7


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    Time: 05:32:10 PM PST US
    Subject: Re: coolant pump leak
    From: "Roger Lee" <ssadiver1@yahoo.com>
    Unless you have had the Heavy maint. school you may not want to tackle the water pump seal. -------- Roger Lee Tucson, Az. Light Sport Repairman - Maintenance Rated Rotax Repair Center 520-574-1080 Read this topic online here: http://forums.matronics.com/viewtopic.php?p=288676#288676


    Message 8


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    Time: 06:37:07 PM PST US
    Subject: Re: Bing 54 flooding only 1 cylinder - where is the
    dirt lodged?
    From: "wildirishtime" <brendan@structuredinc.com>
    Unfortunately it wasn't my choke after all. It's still running rich somehow. The float needle looks good, the enrichening circuit is not it (it's sealed tight after all even tho it was a little weak but the springs are better now so that's not it). I have inspected the mixture screw and have cleaned out that hole with compressed air. What other places can dirt hide to cause a rich mixture? What am I missing? Read this topic online here: http://forums.matronics.com/viewtopic.php?p=288680#288680


    Message 9


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    Time: 06:56:14 PM PST US
    From: "Dave Austin" <daveaustin2@primus.ca>
    Subject: Re: coolant pump leak
    Are you sure that the attachment bolt has not rotted? There was a service letter to replace the one that is in contact with the cooling fluid. Dave Austin - 601HDS 912UL


    Message 10


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    Time: 07:54:16 PM PST US
    From: "david van lanen" <davevanlanen@sbcglobal.net>
    Subject: Engine Weight Comparison - Rotax 912 ULS to Jabiru
    3300 Has anyone compared the installed "wet" weight of a Rotax 912 ULS to a Jabiru 3300, and if so, can you give me an approximate weight difference? Thanks, Dave Van Lanen Madison, WI




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