Compressor HVAC: Service and Repair

Compressor

Removal
1. Run engine at idle speed with air conditioning ON for 10 minutes. After that stop the engine.
2. Disconnect negative (-) cable at battery.
3. Recover refrigerant from refrigeration system by referring to "Recovery" in "Operation Procedure for Refrigerant Charging:".

NOTE: The amount of removed compressor oil must be measured for replenishing compressor oil.

4. Remove generator drive belt referring to "Generator Drive Belt Removal and Installation:".
5. Disconnect discharge pipe from condenser.
6. Remove condenser cooling fan referring to "Condenser Cooling Fan Removal and Installation:".
7. Disconnect magnet clutch lead wire coupler.
8. Disconnect HO2S connector from its bracket.
9. Disconnect discharge pipe and suction pipe from compressor.

NOTE: Cap open fitting immediately to keep moisture out of system.




10. Remove compressor mounting bolts (1), and then remove compressor (2) from its bracket.

Installation
Reverse removal procedure to install compressor noting the following instructions.
- If compressor is replaced, pour new compressor oil by referring to "Replenishing Compressor Oil" in "Operation Procedure for Refrigerant Charging:".
- Evacuate and charge system by referring to "Recovery" in "Operation Procedure for Refrigerant Charging:".