Great info Dennis! 

> On Aug 10, 2015, at 8:05 PM, Dennis Haynes <d23haynes57@HOTMAIL.COM> wrote:
> 
> Could be significant. On the 87 and later vans the AC system is fed off an
> independent wire directly off the alternator. This also powers the radiator
> fan in a low speed when the compressor is called for. There is also pressure
> switch control that operates a relay in the fuse box to provide an
> intermediate fan speed when the AC needs it. If that wire was left off
> during the conversion along with other issues the radiator fan can be
> effected.
> 
> The supper high speed fan operation is fed from a 70 amp relay mounted above
> the fuse box. It has a fusible link on it. It has its own feed wire from the
> battery. One of the two red with white stripe wires. That wire can fail at
> the connections on both ends.
> 
> Dennis
> 
> 
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
> Stacy Schneider
> Sent: Monday, August 10, 2015 6:13 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Rad fan testing
> 
> What does a Subaru conversion have to do with the AC not being hooked up ?
> 
>                             Stacy
> 
> Sent from my iPhone
> 
>> On Aug 10, 2015, at 2:09 PM, Larry Alofs <lalofs@GMAIL.COM> wrote:
>> 
>> Take another look at those diagrams.  Take lots of long looks.
>>  You still haven't revealed what year the vehicle is.
>> You will probably need to look at the separate diagram for the AC, not
>> the main diagram if it a newer model, whether the AC is connected or not.
>> 
>> Larry A.
>> 
>> 
>>> On Mon, Aug 10, 2015 at 2:05 PM, Michael <mikewelldon@icloud.com> wrote:
>>> 
>>> So far I've replaced the resistor, followed the ground to the tree
>>> (looks
>>> connected) and get a clicking noise from the relay when jumping the
>>> plug connector.
>>> 
>>> The AC on this van is not connected because it is a Subaru conversion.
>>> 
>>> Do you think the clicking is a bad relay up top behind the fuse box?
>>> 
>>> I do have the Bentley and have taken a look at the wiring diagrams,
>>> but that's about it.
>>> 
>>> Mike
>>> 
>>> 
>>>> On Aug 9, 2015, at 8:12 PM, Dave Mcneely <mcneely4@COX.NET> wrote:
>>>> 
>>>> On my radiator fan, a mechanic, a radiator shop owner, broke the
>>>> post
>>> where the wire connects to the motor.  He didn't admit to causing the
>>> fan to be bad, instead claiming that, "It's just one of those things
>>> that got old and tired."  It hadn't been that tired until his heavy
>>> fist got hold of it.  Anyway, that is another place that the fan
>>> motor can fail.  All it required was a simple fix of a longer post
>>> and a nut to hold it in place, but he insisted that he needed to install
> a new motor, which of course, he
>>> wanted to charge me to do.   Needless to say, that was my last visit to
>>> that place.  mcneely
>>>> 
>>>> ---- Dennis Haynes <d23haynes57@HOTMAIL.COM> wrote:
>>>>> Use a meter to see if power is getting to the motor. Do you have
>>>>> the
>>> Bentley
>>>>> or another way to get the wiring diagram? What year? It is very
>>>>> rare
>>> for the
>>>>> these motors to completely give up the ghost but the wiring,
>>>>> switches,
>>> and
>>>>> control relays are a whole different story. On the early vans the
>>>>> common failures beside the radiator switch are the fuse, fuse box,
>>>>> relay for
>>> high
>>>>> speed and wiring. On the later vans add the fusible link, resistor
>>> behind
>>>>> the headlight,  wiring to the air conditioner, and there are two
>>> relays, one
>>>>> on the fuse box and one mounted above it.
>>>>> 
>>>>> Dennis
>>>>> 
>>>>> 
>>>>> -----Original Message-----
>>>>> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On
>>> Behalf Of
>>>>> Michael
>>>>> Sent: Sunday, August 9, 2015 7:37 PM
>>>>> To: vanagon@GERRY.VANAGON.COM
>>>>> Subject: Rad fan testing
>>>>> 
>>>>> Hi everyone,
>>>>> 
>>>>> I hear people talking about hooking a battery up to the radiator
>>>>> fan in order to test it.
>>>>> 
>>>>> Never done it. Any ideas on the best way?
>>>>> 
>>>>> Jumping the connector doesn't work, the ground looks like it's
>>> connected to
>>>>> the ground tree behind the fuse panel...now I'm trying to figure
>>>>> out if
>>> it's
>>>>> just the motor.
>>>>> 
>>>>> Mike
>>>> 
>>>> --
>>>> David McNeely
>>>