Mailing List flyrotary@lancaironline.net Message #39373
From: Ed Anderson <eanderson@carolina.rr.com>
Subject: Re: [FlyRotary] Re: need help
Date: Sun, 9 Sep 2007 16:43:22 -0400
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
I have opened up my coarse filter 6 times in 10 years.  First time had some small fragments of sealant used to close the tank.  The next 5 times nothing.  Of course, a lot will depend on type of tank and quality of fuel going into the tanks.
 
I replace the EFI filters at each conditional inspection, cut the old ones open and have never found anything in them either.  But, I do use 100LL aircraft quality gasoline - almost exclusively..
 
ED
----- Original Message -----
Sent: Sunday, September 09, 2007 4:00 PM
Subject: [FlyRotary] Re: need help

Thanks Ed,
 
How often do you have to clean the filter?
 
Wendell
 

I have a fine wire mesh filter in an aluminum housing with An-6 fittings on each end just before the fuel enters my header tank..  You can unscrew one end to clean the mesh.  However, been too long ago and I find I never logged the part number on my fuel data sheet.
 
But, here are the specific part numbers I use for the EFI filters
 

Fuel Filters: OEM Auto Fuel Injector Fuel Filters (Two in Parallel)

Type: AC GF - 481 Pkg: 25056052 OEM:25055129 (or equivalent)

Fittings: 3/8 Saginaw to AN6 Adapter, "O" ring required

 

Ed

----- Original Message -----
Sent: Saturday, September 08, 2007 10:18 PM
Subject: [FlyRotary] Re: need help

 
Thanks Rob and Ed for the replys on the MSD fuel pumps.
 
Now;  what kind of filter do you have ahead of the pump?  I'm thinking of using some fine mesh screen to make a filter inside the sump tank.  It will be hard to service but believe that one will prolong pump life and possibly. stop a particle that could interupt fuel flow.  What size mesh is recommended?  
 
Wendell

 
I have been using the MSD 2225 for about 20 hour with no problem so far. Plenty of fuel pressure. Only problem is that it is not threaded so I had to use the barbed nipples that come with the pump. How bad can that be?
 
Robert Bollinger
FM1099 MUM
Fairfield IA 52557
(641)472-7000 ex2068
(641)919-3213 cell
rob@mum.edu
 
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