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Refrigerant Pressure Sensor / Switch: Testing and Inspection

Pressure Switch (Dual Switch)

INSPECTION






NOTE: Pressure switch is attached to receiver dryer. It has two built-in switches.

1. Remove cap from high-pressure line service valve, and connect gauge manifold to service valve.




2. Disconnect pressure switch harness connector, and check pressure switch for proper ON-OFF operation. Use a circuit tester.