Compressor HVAC: Service and Repair

REFRIGERANT LINES


VK45DE : Removal and Installation of Compressor


REMOVAL





1. Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant.
2. Remove air cleaner case and air duct. Refer to Exploded View.
3. Remove engine undercover, using power tools.
4. Remove mounting nut between low-pressure flexible hose and low-pressure pipe. Refer to Low-Pressure Flexible Hose and Pipe.





5. Remove mounting nuts from low-pressure pipe and high-pressure flexible hose.

CAUTION:
Cap or wrap the joint of the A/C piping and compressor with suitable material such as vinyl tape to avoid the entry of air.
6. Remove drive belt. Refer to Component.





7. Disconnect compressor (magnet clutch and ECV) connectors.
8. Remove mounting bolts from compressor, using power tools.
9. Remove compressor downward of the vehicle.

INSTALLATION
Installation is basically the reverse order of removal.

CAUTION:
- Replace O-rings with new ones. Then apply compressor oil to them when installing.
- When recharging refrigerant, check for leaks.
- Check tension of the drive belt after installing compressor. Refer to Testing and Inspection.