Compressor HVAC: Service and Repair
CompressorREMOVAL
1. Perform the compressor oil return operation. Procedures
2. Turn the A/C switch to OFF and stop the engine.
3. Using the refrigerant recovery system, discharge refrigerant.
4. Disconnect the ground cable from battery.
5. Remove the V-belts.
6. Remove the generator.
7. Remove the bolt and remove the low-pressure hose and high-pressure hose.
8. Disconnect the compressor harness from the body harness.
9. Remove the bolts and remove the compressor bracket.
- H4 model
- H6 model
10. Remove the bolts, then remove the bracket from the compressor.
INSTALLATION
1. Install in the reverse order of removal.
2. Replace the O-rings on low-/high-pressure hoses with new parts, then apply compressor oil.
3. After replacing the compressor, adjust the amount of compressor oil.
4. Charge refrigerant.
AIR CONDITIONING UNIT
Tightening torque: N.m (kgf.m, ft.lb)
T1: 7.5 (0.76, 5.5)
T2: 10 (1.0, 7.4)
T3: 5 (0.5, 3.7)
COMPRESSOR
Tightening torque: N.m (kgf.m, ft.lb)
T1: 23.0 (2.35, 17.0)
T2: 28.9 (2.95, 21.3)
T3: 36 (3.7, 26.6)