Windstar V6-3.8L VIN 4 (1997)
Compressor/Pump: Description and Operation
NOTE: The compressor motor contains a thermal overload circuit breaker. The circuit breaker automatically resets if tripped by excessive
temperature.
The air compressor assembly:
^
consists of the compressor and vent solenoid; neither are serviceable as individual items.
^
is mounted on the frame behind the LH front wheel inner splash shield.
^
is a single cylinder electric motor driven unit which provides pressurized air as required.
^
is powered by a solid-state relay, controlled by the generic electronic module (GEM).
^
passes pressurized air through the compressor air drier which contains silica (a drying agent).
^
removes accumulated moisture from the compressor air drier when vented air passes out of the system during vent operation.
The compressor air drier may be serviced separately.
A four-pin electrical connector is used on the compressor assembly:
^
The red wire supplies power to the compressor motor.
^
The black wire grounds the compressor motor.
^
The blue and tan wires operate the vent solenoid.