> the heater fan does nothing. i took the dash around it off
> and measured the
> switch. there is one black input i assume to the switch for
> ground, and
> three green wires for each of the speeds. i'm assuming as
> you turn it on,
> the fan motor get's more grounded. that is all good. then i
> found the
> green/grey wire on the fan motor. i grounded it and still no
> fan. i could
> not find any other wire on the fan motor. can someone
> suggest further
> troubleshooting techniques?
The motor has to have power as well as ground ... where is the power coming
from ?
> if the fan is dead, is there an impedence i can
> measure.
Any motor winding will be a very low resistance, no more than an ohm or two
at most (and usually much less than that). The winding is essentially just
a length of wire ...
> it's a tight fit there, any suggestions for remove
> / replace on
> the fan?
What does the shop manual say ?
Randall
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