[FC] Idle woes

J R Read_HML corvanatics@corvair.org
Mon Sep 6 17:17:00 2004


If you switch them side to side and the problem also switches sides, you 
know it is a carb related problem.  If the problem does not switch sides, it 
is an engine related problem.

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Later, JR
----- Original Message ----- 
From: "Garry Parsley" <geparsley@att.net>
To: <corvanatics@corvair.org>
Sent: Monday, September 06, 2004 3:11 PM
Subject: [FC] Idle woes


> Hi all,
> Help!! I've gone brain dead and can't think my way out of a simple 
> problem. Here goes: 1965 Brier with 140/PG running two carbs. It started 
> flooding, so I removed and rebuilt the carbs. Both were very clean, all 
> rubber parts good. Found the problem to be a seat that had unscrewed 
> itself. Now, trying to set up idle, I cannot get the right side to work. 
> When I put my hand over the left carb it tries to suck my elbow into the 
> engine, and dies within a few seconds. When I do the same on the right 
> side, there is very little suction and the engine barely changes in pitch. 
> I repulled the right carb and double checked all the little drilled 
> passageways, float settings, etc. and can find nothing wrong. Reinstalled 
> and no difference. The idle mixture screw makes no difference. Using a 
> Unisync shows the left pulling straight to the top, while the right barely 
> gets to the bottom line. I do not have a vacuum gauge. Now, to be fair, 
> this engine has never idled real well, but I always thought the problem 
> was on the left side. The carbs were not switched side-to-side as I 
> rebuilt one at a time. Do you think it would help to switch them? I'm also 
> wondering if I might have bad valve adjustments on the right side because 
> of the low suction, but why all of a sudden. I'm sure this is a simple 
> solution, but my brain hurts now, so I'm turning to the experts.
> Thanks,
> Garry Parsley
> 1965 Brier
> 1962 Corvan
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