REFLECTOR: Plenum drain?

[Scott Derrick]

Ah!  that makes sense, sorry for intruding into a topic I know nothing
about!

Scott

Alex Balic wrote:
> Scott-
> I believe that Don was referencing the overhead cabin air plenum that has
> the small NACA supply scoop in between the engine air NACA scoops- since the
> roof is curved, the rear of the plenum is in a low area that would collect
> water- I tried to drain mine out the back through the firewall, but the RG
> linkage goes up too far into that area, so I had to run it sideways down to
> the floor.
>
> -----Original Message-----
> From: reflector-bounces at tvbf.org [mailto:reflector-bounces at tvbf.org] On
> Behalf Of Scott Derrick
> Sent: Friday, November 13, 2009 8:03 AM
> To: Velocity Aircraft Owners and Builders list
> Subject: Re: REFLECTOR: Plenum drain?
>
> I don't have a drain? Can't see the need.
>
> I do have a couple of holes at the low spot in the lower cowling to let
> any water that blew into the plenum, and managed to drip through the
> engine without being turned to steam!
>
> Scott
>
> Don Johnston wrote:
>   
>> I'm getting ready to install my overhead plenum. For the drain, it
>> looks like most people run it out the bottom of the plenum and then (I
>> guess) down the inside of the fuselage and out the bottom.
>>
>> Rather than run all that tubing, why not run a small piece of nylaflo
>> (or aluminum) through the firewall and then let the water simply run
>> down the outside of the firewall?
>>
>> I haven't seen anyone do this so I'm guessing there's a reason.
>>
>> -Don
>>
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