AFAIK radiator fan comes on as soon as you turn on the AC.

> From: John Rodgers <jhrodgers@MINDSPRING.COM>
> Reply-To: John Rodgers <jhrodgers@MINDSPRING.COM>
> Date: Mon, 1 Apr 2002 14:54:18 -0600
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Removed A/C - Now Rad Fan is Dead '87 GL
>
> Robert Steven Fish wrote:
>
>> Help!
>>
>> I did a (seemingly) successful A/C system removal on my 87 GL.    I let it
>> idle in the driveway for another 5-6
>> minutes... no fan.
>>
>
> Robert there is a relation between the Rad Fan and the AC. I can't give you
> the
> details, as I haven't studied it that much, but you should find it all in the
> Bentley. I do know that the system is wired up in such a way that if the the
> air
> conditioner is "ON" and the temperature reaches a certain level the Rad fan
> will
> turn on. As the temperature continues to rise, the rad fan will go to full
> high
> and the AC will auto matically shut down. This is to relieve the heavy load
> the
> AC puts on the engine, there by making it run harder and create more heat.
> Your
> cutting wires may have distrupeted this system in some way that now the Rad
> fan
> doesn't work.
>
> This soesn't tell you much, I know, but maybe it will give you some ideas to
> work with.
>
> John Rodgers
> 88 GL Driver
>