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Home >> Lexus >> 1993 >> ES 300 V6-3.0L (3VZ-FE) >> Repair and Diagnosis >> Heating and Air Conditioning >> Compressor HVAC >> Service and Repair
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Compressor HVAC: Service and Repair





COMPRESSOR REMOVAL





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

2. STOP ENGINE

3. REMOVE BATTERY AND BRACKET

4. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM





5. REMOVE COOLING FAN

6. DISCONNECT DISCHARGE HOSE AND SUCTION HOSE FROM COMPRESSOR

7. DISCONNECT CONNECTOR FROM MAGNETIC CLUTCH

8. REMOVE COMPRESSOR
(a) Loosen the drive belt.
(b) Remove four bolts and compressor.





COMPRESSOR INSTALLATION
1. INSTALL COMPRESSOR
(a) Install compressor with four bolts.

Torque: 25 N.m (250 kgf.cm, 18 ft.lbf)

(b) Install drive belt.

2. CONNECT CONNECTOR TO MAGNETIC CLUTCH

3. CONNECT DISCHARGE HOSE AND SUCTION HOSE TO COMPRESSOR

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

Torque: 25 N.m (250 kgf.cm, 18 ft.lbf)

4. EVACUATE AIR IN REFRIGERATION SYSTEM AND CHARGE WITH REFRIGERANT

Specified amount: 950 ± 50 g (33.51 ± 1.76 oz)

5. 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.

6. INSTALL COOLING FAN

7. INSTALL BRACKET

8. INSTALL BATTERY

9. INSPECT A/C OPERATION
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