REFLECTOR: Fuel Lines

Brian Michalk michalk at awpi.com
Thu Feb 27 09:40:07 CST 2014


Your comment was a bit vague.  I think you are meaning to say:
NPT: Yes, use teflon or some other thread lubricant.
Flared Fittings: No, do not use any teflon.

On 2/27/2014 8:27 AM, Don Johnston wrote:
> Luis,
>
> You mean for the NPT fittings, right?
>
> No. Teflon tape is not called out for that application. Some people 
> use permatex.  I just happen to have a tube of Fuel Lube. Since I'm 
> done with my fuel system, you're welcome to it.
>
> -Don
>
>
>
>
> On Thu, Feb 27, 2014 at 8:15 AM, Luciano, Luis I CIV PEOSUB, PMS404P 
> <luis.i.luciano at navy.mil <mailto:luis.i.luciano at navy.mil>> wrote:
>
>     Question for the collective.  I'm finalizing my fuel lines (cabin
>     side of FW) and wanted to ask about the use of teflon tape (or
>     other type) on the threaded connectors.  Is this a good idea or
>     not, is Teflon the correct matl to use, etc.  Also, is there a
>     recommended torque value used to tighten the connectors?  All
>     experiences are welcome.
>
>     Thanks!
>     Luis Luciano
>     Velocity XL-5 "Dulcinea"
>
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>     Subject: Reflector Digest, Vol 107, Issue 53
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>     Today's Topics:
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>        1.  Door seals (Ron N VelocityXLFG)
>        2. Re:  Door seals (Don Johnston)
>
>
>     ----------------------------------------------------------------------
>
>     Message: 1
>     Date: Wed, 26 Feb 2014 08:52:52 -0600
>     From: Ron N VelocityXLFG <velocityxl at fastmail.fm
>     <mailto:velocityxl at fastmail.fm>>
>     To: Velocity Aircraft Owners and Builders list <reflector at tvbf.org
>     <mailto:reflector at tvbf.org>>
>     Subject: REFLECTOR: Door seals
>     Message-ID: <530DFFC4.20209 at fastmail.fm
>     <mailto:530DFFC4.20209 at fastmail.fm>>
>     Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
>     Does any one know of a trick to make the door seals softer?  My
>     kit is over 14 years old and I think the rubber door seals that
>     came with my kit are to hard now. The door closed fine before I
>     installed the seals now I can not get the pins to insert into the
>     latch .
>
>     Ron
>
>
>     ------------------------------
>
>     Message: 2
>     Date: Wed, 26 Feb 2014 09:34:48 -0600
>     From: Don Johnston <numa at comcast.net <mailto:numa at comcast.net>>
>     To: Velocity Aircraft Owners and Builders list <reflector at tvbf.org
>     <mailto:reflector at tvbf.org>>
>     Subject: Re: REFLECTOR: Door seals
>     Message-ID:
>            
>     <CALD29ioUB89rRJ29EWh7pDg0yEuNd0C4hL53JO6PHa5pix7R0g at mail.gmail.com <mailto:CALD29ioUB89rRJ29EWh7pDg0yEuNd0C4hL53JO6PHa5pix7R0g at mail.gmail.com>>
>     Content-Type: text/plain; charset="iso-8859-1"
>
>     I don't know about making the existing door seals softer. I went
>     with seals from McMaster-Carr. Extremely soft and seal pretty much
>     air tight.
>
>     http://www.mcmaster.com/#catalog/120/3489/=qv24jo
>
>     I got a couple feet of different thicknesses to determine the best
>     fit.
>
>     93085K13 & 93085K81 worked best for me.
>
>
>     On Wed, Feb 26, 2014 at 8:52 AM, Ron N VelocityXLFG
>     <velocityxl at fastmail.fm <mailto:velocityxl at fastmail.fm>>wrote:
>
>     > Does any one know of a trick to make the door seals softer?  My
>     kit is
>     > over 14 years old and I think the rubber door seals that came
>     with my
>     > kit are to hard now. The door closed fine before I installed the
>     seals
>     > now I can not get the pins to insert into the latch .
>     >
>     > Ron
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