Mailing List flyrotary@lancaironline.net Message #22669
From: Jim Sower <canarder@frontiernet.net>
Subject: Re: [FlyRotary] Re: Sump tank - Velocity version
Date: Fri, 27 May 2005 15:02:47 -0500
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
That gives us two data points.  Yours and Paul's first flame out.  It's entirely possible that Paul did NOT have vapor lock, and never did fix his problem.  Also possible that there's something else about your system that makes it different enough from his to not manifest the problem.  I don't know.  All I can do is the best I can with the data and experience I've got ... Jim S.

Perry Mick wrote:

There are several down sides to returning fuel to the sump (aggrivated quite a bit as the size of the sump decreases).    

Don't know where this comes from? My sump is only 1 gallon and contains two fuel pumps. Never had an issue with fuel return to the sump in 520 hours now.
I had a minor problem at one time with sump vent placement. Had a potential major problem once when I had the sump vent temporarily plugged - BIG NO-NO!

Perry

 

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