Thanks guys.

So I guess the question may be:

am I seeing a resistor at "1" of the 2 speed non AC "Rad Fan" on P 97.66 ?

Maybe a moot question? If fan stops working on low speed, and fault is
at fan motor, only option is to replace it?

Neil.

On Sun, Feb 10, 2013 at 2:28 PM, mark drillock <mdrillock@cox.net> wrote:

> The 2.1 models do not use a different fan unless they also have factory A/C
> or are Syncros. Those both use a much larger fan motor and lager wires to
> feed it with a direct power feed from the battery for highest speed. The
> larger fan motor setup uses a resistor to create lower speeds. A/C models
> have a 2 speed resistor to create 2 lower speeds in addition to full direct
> speed, for 3 speeds total. Syncros without A/C use a large single speed
> resistor to create 1 lower speed, so 2 speeds total.
>
>
> Bentley page 97.200 shows the Syncro 2 speed large fan motor system. The
> various A/C diagrams show the various 3 speed versions.
>
> Mark
>
>
>
>
>
> neil n wrote:

>> I installed an '85 rad fan, wiring, etc. into my '81 so you'd think I
>> would know this but .....
>>
>> In Bentley, I see that the diesel and Digijet fan motor have a low
>> speed resistor. The 2.1 fan only shows connections at motor.

--
Neil n

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