No, it doesn't mean the engine's overheated; these things just fail after a
time.
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Tom Young
Lafayette, CA 94549
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----- Original Message -----
From: "Dennis Haynes" <dhaynes@OPTONLINE.NET>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Monday, April 24, 2006 4:31 PM
Subject: Re: Engine air control flap question (somewhat urgent :^)

> The thermostat set up is a fail safe. Bellows fail or cable snaps, flaps
> are open. Thermostat pulls flaps closed when it contracts as it cools.
> If the t-stat is fully expanded when cool, that means engine previously
> overheated and melted the solder plug allowing air to enter and bellow
> will stay permanently expanded.