Compressor Replacement

COMPRESSOR REPLACEMENT

TOOLS REQUIRED
J 39400-A Halogen Leak Detector

REMOVAL
1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
2. Remove the drive belt.
3. Raise and support the vehicle. Refer to Vehicle Lifting.




4. Disconnect the electrical connector from the compressor.




5. Remove the compressor hose bolt from the compressor.
6. Remove the compressor hose from the compressor.
7. Remove and discard the O-rings from the compressor.
8. Install a shipping cap to the compressor hose to prevent moisture or contamination from entering the A/C system.
9. Install a shipping cap to the compressor to prevent oil spillage during compressor removal.




10. Remove the compressor bolts from the engine.
11. Remove the compressor from the vehicle.

INSTALLATION
1. If replacing the compressor, refer to Compressor Oil Balancing.

NOTE: Do NOT mix refrigerant oils. Use of incorrect refrigerant oil will cause compressor failure. This compressor uses a low viscosity refrigerant oil, Saturn P/N 22695048.

IMPORTANT: NEW compressor assemblies are shipped with a partial poly-alkylene glycol (PAG) refrigerant oil charge. Use of the incorrect PAG oil can result in compressor failure.

2. Install a shipping cap to the compressor to prevent oil spillage during installation.




3. Install the compressor to the vehicle.

NOTE: Refer to Fastener Notice in Service Precautions.

4. Install the compressor bolts to the engine.

Tighten the bolts to 22 N.m (16 lb ft).




5. Remove the shipping caps from the compressor and the compressor hose.
6. Install new O-rings to the compressor.
7. Install the compressor hose to the compressor.
8. Install the compressor hose bolt to the compressor.

Tighten the bolt to 27 N.m (20 lb ft).




9. Connect the electrical connector to the compressor.
10. Install the drive belt.
11. Lower vehicle.
12. Evacuate and charge the A/C system. Refer to Refrigerant Recovery and Recharging.
13. Test the affected A/C joints for leaks using J 39400-A.