REFLECTOR: FUEL FEED [heur]

Scott Derrick scott at tnstaafl.net
Wed Feb 16 10:11:36 CST 2005


as long as the turn coordinator is actually installed correctly.

Its amazing how many are not.  It doesn't take much.

Scott


Tom Martino wrote:

>My plane flies perfectly.  Not my opinion, it is the assessment of my
>test pilot.  The ball is in the center and the plane flies "hands off"
>straight and level.
>
>I will keep looking.
>
>-----Original Message-----
>From: Scott Derrick [mailto:scott at tnstaafl.net] 
>Sent: Tuesday, February 15, 2005 9:18 AM
>To: Velocity Aircraft Owners and Builders list
>Subject: Re: REFLECTOR: FUEL FEED [heur]
>
>A leaking gas cap can cause uneven fuel flow but is not the prime 
>culprit. A bit of fuel valve lube applied to the O ring once a year will
>
>insure this doesn't happen.
>
>A miss-rigged airplane is most likely the cause. Shim your rudders so 
>the ball is right in the middle and you will get perfect fuel flow.
>
>To test, be sure your turn and bank is installed correctly first, 
>garbage in garbage out. Then fly, this is the fun part.. Once you see an
>
>uneven condition, press on the rudder that will put the ball in the 
>middle. If you want to even up the tanks fast, press on the correct 
>rudder so the ball is on the other side for a couple minutes, you'll see
>
>the fuel even up and even go into the opposite imbalance if you keep the
>
>rudder depressed. Then hold the rudder so the ball is centered, fuel 
>will flow as it was designed to.
>
>Scott
>
>Tom Martino wrote:
>
>  
>
>>Well, now that I'm in my test flying mode ... I will really be asking 
>>a lot of questions.
>>
>>Here are some of them, as they relate to my fuel system:
>>
>>1. What makes the fuel tanks feed unevenly to the header tank/engine? 
>>(My right tank is feeding twice as fast as my right tank.)
>>
>>2. Will that cause a problem when the fast-feeding tank runs out?
>>
>>3. I used the larger vent lines for my tanks and tied them al together
>>    
>>
>
>  
>
>>with a manifold, then vented the entire system out through the top of 
>>my firewall in the engine compartment (about four inches below my naca
>>    
>>
>
>  
>
>>duct). Do you think the system gets enough venting there?
>>
>>4. Is there a need for a "whistle" hole in any of the tank vents ... 
>>for additional venting (like we do with the crankcase breather?
>>
>>Any help is appreciated from my more experienced Velocitologists J
>>
>>Tom
>>
>>N173EX
>>
>>(A mere 6 hours)
>>
>>-----------------------------------------------------------------------
>>    
>>
>-
>  
>
>>_______________________________________________
>>To change your email address, visit
>>    
>>
>http://www.tvbf.org/mailman/listinfo/reflector
>  
>
>>Visit the gallery!  www.tvbf.org/gallery
>>user:pw = tvbf:jamaicangoose
>>Check new archives: www.tvbf.org/pipermail
>>Check old archives: http://www.tvbf.org/archives/velocity/maillist.html
>>
>>    
>>
>_______________________________________________
>To change your email address, visit
>http://www.tvbf.org/mailman/listinfo/reflector
>
>Visit the gallery!  www.tvbf.org/gallery
>user:pw = tvbf:jamaicangoose
>Check new archives: www.tvbf.org/pipermail
>Check old archives: http://www.tvbf.org/archives/velocity/maillist.html
>
>
>_______________________________________________
>To change your email address, visit http://www.tvbf.org/mailman/listinfo/reflector
>
>Visit the gallery!  www.tvbf.org/gallery
>user:pw =vbf:jamaicangoose
>Check new archives: www.tvbf.org/pipermail
>Check old archives: http://www.tvbf.org/archives/velocity/maillist.html
>
>
>
>  
>


More information about the Reflector mailing list