REFLECTOR: Fuel Line Routing (was Hub-bub)

Velocity Aircraft Owners and Builders list reflector at tvbf.org
Sat Jun 21 10:59:06 CDT 2014


Okay, I’ll bite. 

Let’s try this.


The Background:

I have a Velocity STD/RG that I acquired. It has no fuel selector valve or shut off of any kind.

There  a known issue with the tanks draining unevenly to the sump.


I have rebuilt the sump as a split sump with two 3/8” lines on each tank leading to the sump.

There is a 3/8” vent line from each side of the sump and each wing tank to a central manifold and then to the exterior. There is also a alternate air vent to the manifold.


Lines from sump to the valve are 1/2” as is the line from the valve to the filter/pump/engine.


The Andair Fuel Selector valve that Velocity sells which has left/right/both/off options which is what I am installing. 


The Question:

I am looking for examples where builders have mounted the valve and how they ran the fuel lines. 

Has anyone used this valve in a Velocity RG with a center stick control system?


I have already received plenty of examples of various alternatives using cables, single point shutoffs, servo valves and the like so I won’t need any examples of those. Possible valve locations I have considered are the pilot’s side of the keel and top of the keel aft of the stick.

Or another location?


With the RG there will be the main hydraulic cylinder to contend with. That brings me to the fuel lines. I don’t know if I have enough room within the existing keel area or not. I may have to build a channel for the lines on top of the existing or down the side of the exiting channel.


For anyone using this valve in this configuration:

How did you address this issue of running fuel lines between the sump and the valve?


I have the rear bench seat but I would feel fine converting it back to bucket seats in the event that I need to raise the channel/keel to the back. 


Tom Mann

N951TM






Sent from Windows Mail





From: reflector at tvbf.org
Sent: ‎Saturday‎, ‎June‎ ‎21‎, ‎2014 ‎10‎:‎20‎ ‎AM
To: reflector at tvbf.org













On Jun 21, 2014, at 10:04 AM, Velocity Aircraft Owners and Builders list <reflector at tvbf.org> wrote:



So why is it that all these builders that did not use part “A” feel compelled to jump in and tell you about how they DIDN’T use part “A”?

Is this about disagreeing or perhaps something else?



I think its about knowledge, options and experimentation. I personally like hearing from those that installed part “A” and those that didn’t.  Many of us have not heard about the pros/cons of part “A”  and any options to do something different. Every post may not answer the question in the original post, but I, and I think others, benefit from hearing from those that have gone before us. If the original poster thinks the discussion is going too far off topic, then repost (nicely) and ask for a redirect to get back on track.











Tom
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