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Date: Tue, 02 Dec 2008 21:01:48 -0600
From: Charlie England <ceengland@bellsouth.net>
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To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Subject: Re: [FlyRotary] Re: Fuel system
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There's that, and the fact that in today's unbelievably tight credit 
market, you might not be able to get a loan for one. ;-)

Charlie

Bill Schertz wrote:
> Consider using an ANDAIR duplex valve. It takes fuel from one tank and 
> returns it to the same tank. Turn it and it takes and returns to the 
> other tank. Simple in operation, but requires more plumbing.
> Bill Schertz
> KIS Cruiser #4045
> N343BS
> ----- Original Message ----- From: "randy echtinaw" 
> <rjechtinaw@toast.net>
> To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
> Sent: Tuesday, December 02, 2008 6:50 PM
> Subject: [FlyRotary] Re: Fuel system
>
>
>> Al,
>>    That was my first thought to just drain the smaller tank into the 
>> larger with a simple 1/4 turn on/off but I would have to run the 
>> main  at least 1/2 empty for this to work. I cannot fly ackro with 
>> less than  6 gallons in the main tank. I cannot fly ackro at all with 
>> fuel in the smaller tank so by the time the smaller tank emptied I 
>> would have  little fuel remaining in the larger tank. I even 
>> considered a small  transfer pump to fill the larger tank but I am 
>> again creating  complexity.
>> All input here is welcome :))
>> Thanks,
>> ---------------------------------
>>
>> On Dec 2, 2008, at 7:39 PM, Al Gietzen wrote:
>>
>>> Randy;
>>>
>>> Is the positioning of the tanks such that you could gravity feed the 
>>> small
>>> tank into the big tank? Then you could return to the larger tank - and
>>> eliminate the selector valve.
>>>
>>> Al G
>>>
>>> -----Original Message-----
>>> From: Rotary motors in aircraft 
>>> [mailto:flyrotary@lancaironline.net]  On
>>> Behalf Of randy echtinaw
>>> Sent: Tuesday, December 02, 2008 3:59 PM
>>> To: Rotary motors in aircraft
>>> Subject: [FlyRotary] Fuel system
>>>
>>> Gentlemen,
>>>   Because a large majority of homebuilt problems are fuel related I
>>> am trying to make my system as simple as possible. This is a biplane
>>> with a 20 gal. and a 10 gal. tank in front of the inst. panel, RX-8
>>> engine.
>>> The only "known" problem I have at the moment is my fuel return. I
>>> would like it to return to the main tank only. This would mean burning
>>> off 2-3 gallons from the main tank before switching to the 2nd tank.
>>> But, this might mean I am setting myself up for a future "pilot error"
>>> in fuel management. If I return to both tanks I would need another
>>> selector and cockpit control which is making the system more
>>> complicated and, again, potential "pilot error." So, suggestions . . .
>>> Thank you very much,
>>> Randy