REFLECTOR: Carburetor Heat Flap

[John Dibble]

That's interesting.  One of my 3 screws is missing.  The screen at the back of the
scoop has a small hole in it.  The #6 cylinder that I just repaired had a bent exhaust
valve.  Guess I will secure the screws with some silicone sealant.

John

"hoffman3 at erols.com" wrote:

> When you look into the scoop with carb heat on you should see the heads of
> 2 #4-40 screws holding the flap on the shaft. The shaft lever should be on
> the Pilot Side.
>
> I remember this because years ago the 2 screws came out, and I lost power
> for a few seconds after lift off. Found the heat flap resting at the bottom
> of the box with no compression in #6 cylinder. I removed the cylinder and
> had two new valves installed.
>
> Carl Hoffman
>
> Original Message:
> -----------------
> From: John Dibble aminetech at bluefrog.com
> Date: Mon, 22 Jun 2009 11:39:53 -0500
> To: reflector at tvbf.org
> Subject: REFLECTOR: Carburetor Heat Flap
>
> Vibration is chewing up my carburetor heat mechanism.  I think the problem
> is that the
> flap is mounted off center on the pivot bolt with the longer side facing
> forward
> creating instability in the air flow.  I plan to reverse it so the longer
> side faces
> rearward.  The problem is that there is limited room with the reverse
> orientation, so I
> would like to mount the flap as close to center as possible, but not have
> instability.
> Any ideas as to how much longer the rear side needs to be?
>
> John
>
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