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cooling and a/c fans
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November 26th 08, 11:23 AM posted to rec.autos.makers.chrysler
Bill Putney
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Posts: 2,410
cooling and a/c fans
Bill Putney wrote:
>
wrote:
>> hi all i have a 97p registerd voyager which is overheating the fans
>> are not working but i can hear a clicking noise coming from them as
>> though they are going to start. any help would be great all the fuses
>> are ok not sure about the relays is there an easy way off checking if
>> they are still ok thanks tim the a/c fan doesn't come on as well
>> thanks again
>
> You say it's overheating the fans? (sorry - just my way of jabbing you
> for not using capitalization and punctuation - shows you don't have
> respect for your reader's time or effort that they have to put out to
> decipher your coded message when you're asking them to help you)
>
> The clicking may be the relays operating properly trying to run the
> fans. Good chance the fan motors are bad - either the bearings/bushings
> are shot or they have electrical issues. Beyond that, a multimeter and
> schematics would be good for troubleshooting the electrical system
> (relays, wiring, etc.) driving the fans. But again, my first suspicion
> is that the fan motors are locked up or hard to turn.
>
> Do you know if the temperature stays normal if you're driving at speed
> (40-55 mph)? That would be a sign that the overheating is only due to
> the fans not running and not other problems in the cooling system
> contributing to the overheating (vehicle motion takes over for the fans
> to move air thru the radiator).
>
Oh - also, there may be a common ground wire on the fans - check that
that is intact.
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Bill Putney
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