Compressor HVAC: Service and Repair

Removal of Compressor

1. RUN ENGINE AT IDLE SPEED WITH A/C ON FOR APPROX. TEN MINUTES

2. STOP ENGINE

3. REMOVE BATTERY

4. RECOVER REFRIGERANT IN REFRIGERATION SYSTEM





5. REMOVE DISCHARGE HOSE AND SUCTION HOSE FROM COMPRESSOR
Remove the two nuts and the both hoses.

NOTICE: Cap the open fittings immediately to keep moisture out the system.

6. REMOVE DRIVE BELT





7. REMOVE COMPRESSOR
(a) Remove the earth wire harness set bolt.
(b) Remove the nut, three bolts, bracket and the compressor.





Installation of Compressor

1. INSTALL COMPRESSOR
(a) Install the compressor with the bracket, nut and the three bolts.

Specified torque:
Bolts 500 kg-cm (36 ft-lb. 49 N.m)
Nut 300 kg-cm (22 ft-lb. 29 N.m)

(b) Install the earth wire harness with the bolts.

2. INSTALL DRIVE BELT

3. CONNECT DISCHARGE HOSE AND SUCTION HOSE TO COMPRESSOR

NOTICE: Hoses should be connected immediately after the caps have been removed.

Specified torque: 250 kg-cm (18 ft-lb, 25 N.m)

4. CONNECT CONNECTOR TO MAGNETIC CLUTCH

5. INSTALL BATTERY

6. EVACUATE AIR IN REFRIGERATION SYSTEM AND CHARGE WITH REFRIGERANT

Specified amount: 1,050 g (2.3 lb)

7. INSPECT FOR LEAKAGE OF REFRIGERANT
Using a gas leak tester, check for leakage of refrigerant. If there is leakage, check the tightening torque at the joints.

8. INSPECT A/C OPERATION