Radiator Cooling Fan Motor: Description and Operation
LOW SPEED OPERATIONWhen the A/C system is operated, or the water temp. SW no.2 is turned on, the A/C condenser fan motor and radiator tan motor rotate at low speed.
HIGH SPEED OPERATION
When the A/C single pressure SW is turned on, or the water temp. SW no.1 is turned on, the A/C condenser fan motor and radiator fan motor rotate at high speed.