Refrigerant Pressure Sensor / Switch: Description and Operation

SYSTEM OPERATION
A/C Pressure Transducer
The switch is located on the discharge line near the compressor. The pressure transducer functions as the refrigerant system pressure sensor. It supports the condenser/radiator fans and compressor functions.

The A/C Pressure Transducer functions as the refrigerant system pressure sensor. it supports the condenser/radiator fans and compressor functions. The pressure transducer is screwed attached to a valve on the discharge line near the compressor.