(In other words, NO, you can't modulate it manually.)  The flaps will
open and shut according to several things: Engine load, rpm, ambient, FI
mixture. Am I forgetting anything?
Al Brase

Dennis Haynes wrote:

>If the flaps need to fully open in cool weather, then the engine must be
>overheating in warm or hot weather. The thermostat will modulate the air
>flow in normal operating conditions.
>
>Dennis
>
>-----Original Message-----
>From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf
>Of aircooledchris
>Sent: Tuesday, November 16, 2004 10:23 AM
>To: vanagon@GERRY.VANAGON.COM
>Subject: manual thermostat / heaterflap control?
>
>oh yea, id go there. =)
>
>
>anyway I can go out in the AM, manually close the flaps while it warms
>up, then flip them open after 15 minutes and head on my way?
>
>=)
>
>
>