Compressor HVAC: Service and Repair
REMOVAL1. RUN ENGINE AT IDLE SPEED WITH A/C ON FOR APPROX. 10 MINUTES
2. STOP ENGINE
3. DISCONNECT NEGATIVE (-) TERMINAL CABLE FROM BATTERY
4. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM
5. REMOVE ENGINE UNDER COVER
6. REMOVE DRIVE BELT
7. DISCONNECT DISCHARGE HOSE
Remove the nut and disconnect the discharge hose.
NOTE: Cap the open fitting immediately to keep moisture or dirt out of the system.
8. REMOVE SUCTION HOSE
Remove the nut bolt and suction hose.
NOTE: Cap the open fitting immediately to keep moisture or dirt out of the system.
9. REMOVE COMPRESSOR
a. Disconnect the connector.
b. Remove the nut, bolt and compressor stay.
c. Remove the 2 bolts and compressor.
INSTALLATION
1. INSTALL COMPRESSOR
a. Install the compressor with the 2 bolts temporarily.
b. Install the compressor stay with the bolt and nut temporarily.
c. Tighten the nut and 3 bolts.
Torque:
Bolt: 49 N.m (500 kgf.cm, 36 ft.lbf)
Nut: 29 N.m (300 kgf.cm, 22 ft.lbf)
d. Connect the connector.
2. CONNECT DISCHARGE HOSE
Connect the discharge hose with the nut.
Torque: 10 N.m (100 kgf.cm, 7 ft.lbf)
NOTE: Hose should be connected immediately after the cap have been removed.
HINT: Lubricate a new O-ring with compressor oil and install them to the hose.
3. INSTALL SUCTION HOSE
Install the suction hose with the bolt and nut.
Torque: 10 N.m (100 kgf.cm, 7 ft.lbf)
NOTE: Hose should be connected immediately after the caps have been removed.
HINT: Lubricate 2 new O-rings with compressor oil and install them to the hose.
4. INSTALL DRIVE BELT
5. INSPECT DRIVE BELT TENSION
6. INSTALL ENGINE UNDER COVER
7. CONNECT NEGATIVE (-) TERMINAL CABLE TO BATTER
8. EVACUATE AIR FROM REFRIGERATION SYSTEM AND CHARGE SYSTEM WITH REFRIGERANT
Specified amount: 600 ± 50 g (21.16 ± 1.76 oz.)
9. INSPECT FOR LEAKAGE OF REFRIGERANT
Using a gas leak detector, check for leakage of refrigerant.
If there is leakage, check the tightening torque at the joints.
10. INSPECT A/C OPERATION