REFLECTOR: Fuel resistant adhesive, homemade sniffle valve

[Keith Hallsten]

Dave,

Could you be a bit more specific on what fittings you are using for the
sniffle valve?  I need to come up with something for my IO-540.

Keith Hallsten


-----Original Message-----
From: reflector-bounces at tvbf.org [mailto:reflector-bounces at tvbf.org] On
Behalf Of Dave Philipsen
Sent: Friday, December 22, 2006 2:24 PM
To: Velocity Aircraft Owners and Builders list
Subject: Re: REFLECTOR: Fuel resistant adhesive, homemade sniffle valve

Good point.  Maybe I'm being too particular about it.  The leak is very 
minimal.


Sid Knox wrote:
> Hi Dave,
> If it is leaking "just a little bit", I would ignore it.  I tiny air leak
at 
> that point is equivalent to blowing thru a straw compared to a hurricane. 
> To put it in perspective, think about the amount of air being sucked in by

> the 360 cu in (or more) cylinders about 20 times each second.  (360 x 20 =

> 7200 cu in  compared to a "just a little bit".   My opinion only.
>
> Sid Knox
> Oklahoma
>
> Velocity  173 RG  N199RS
> Starduster  N666SK
> KR2         N24TC
> W7QJQ
>
> ----- Original Message ----- 
> From: "Dave Philipsen" <velocity at davebiz.com>
> To: "Velocity Aircraft Owners and Builders list" <reflector at tvbf.org>
> Sent: Friday, December 22, 2006 11:40 AM
> Subject: REFLECTOR: Fuel resistant adhesive
>
>
>   
>> I am fashioning a homemade sniffle valve and would like some advice.
>> The valve is pretty simple consisting of a small nylon piece that fits
>> inside a couple of brass fittings.  I've got it sealing pretty well when
>> there's suction from the engine.  The nylon part seats against the brass
>> but it still leaks just a little bit.  What I'd like to do is attach a
>> small piece of silicone rubber to the nylon.  Hopefully, the softer
>> rubber will seal better against the brass.  Does anyone know of an
>> adhesive that should remain unaffected by 100LL?
>>
>>     
>
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>   

-- 
Dave Philipsen
Velocity STD-FG
N83DP


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