Compressor HVAC: Testing and Inspection

INSPECTION




1. INSPECT A/C COMPRESSOR




a. Measure the resistance according to the value(s) in the table.

If the resistance is not as specified, replace the A/C compressor.




2. INSPECT MAGNETIC CLUTCH




a. Measure the resistance of the connector.

If the resistance is not as specified, replace the magnetic clutch.

b. When connector terminal A1 is connected to the positive (+) battery terminal, check that the following occurs: 1) the magnetic clutch's operating sound can be heard, and 2) the magnetic clutch's hub and rotor lock.




3. INSPECT A/C COMPRESSOR (LOCK SENSOR)




a. Measure the resistance according to the value(s) in the table.

If the resistance is not as specified, replace the A/C compressor.




4. INSPECT A/C COMPRESSOR (SOLENOID)




a. Measure the resistance according to the value(s) in the table.

If the resistance is not as specified, replace the A/C compressor.