F 150 2WD Pickup V8-4.6L CNG SOHC VIN 9 (1997)
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Refrigerant Pressure Sensor / Switch: Description and Operation
A/C Pressure Cutoff Switch
Typical Air Conditioning Pressure Sensor
An A/C pressure cut off switch is used on all vehicles to interrupt operation of the A/C compressor in the event of high system discharge pressures. The
switch is located in the discharge line between the A/C compressor and the A/C condenser core.