There's a relay on the left rearmost panel, the a/c relay resides there,
mine did the opposite, never turned off the fan. On the other hand, if the
systen is low on refrigerant, the high pressure switch won't allow the
compressor to kick in and the fan to work.

----- Original Message -----
From: "Adolf Birkenhouser" <planetp@EARTHLING.NET>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Friday, August 31, 2001 9:24 AM
Subject: A/C condensor cooling fan not working...'89 GL

> Everything worked fine yesterday....
> Normally, when I turn the A/C on, the low speed fan behind the radiator
> kicks on....today it did not.  The radiator fan does come on when the temp
> gets up too warm, it also kicks into turbo stage 3 when it gets hot but
> does not come on when the A/C compressor is on.  I checked the 30amp fuse
> in the fuse box, checked the 50amp fuse terminals, eyeballed the stage 3
> relay, can't find the stage 2 relay-supposed to be on the fuse block in 5
> position-well there's never been a relay there before and everything
worked
> fine for 10 years until today.  I do have 12volts leading from the
> compressor to the harness that runs to the front of vehicle (via the
> red/blue wire connecting into the green/yellow wire).  As I recall from
> some earlier checks, this wire would affect the fan when disconnected.
> So, bottom line is - no radiator fan when A/C compressor is on.
>
> Any thoughts???
>
> Thanks for your wisdom.
> Adolf