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Solar Sensor, HVAC > < Refrigerant Pressure Sensor / Switch, HVAC|Locations|Page 3334
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Refrigerant Pressure Sensor / Switch: Testing and Inspection

1. Disconnect connector of pressure switch.
2. Inspect pressure switch.

a. Install the manifold gauge set.
b. Observe the gauge reading.
c. Check the continuity between the two terminals of pressure switch shown in the below.
If defective, replace the switch.

Solar Sensor, HVAC > < Refrigerant Pressure Sensor / Switch, HVAC|Locations|Page 3334