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Home >> Infiniti >> 2009 >> M35 V6-3.5L (VQ35HR) >> Repair and Diagnosis >> Heating and Air Conditioning >> Compressor HVAC >> Service and Repair
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Compressor HVAC: Service and Repair





REFRIGERANT LINES


VQ35HR : Removal and Installation of Compressor


REMOVAL





1. Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant.
2. Remove air cleaner case (LH) and air duct (LH). Refer to Exploded View.
3. Remove engine undercover, using power tools.
4. Remove drive belt. Refer to Removal and Installation.





5. Remove mounting nuts (A) from low-pressure flexible hose (1) and high-pressure flexible hose (2).

CAUTION:
Cap or wrap the joint of the A/C piping and compressor with suitable material such as vinyl tape to avoid the entry of air.





6. Disconnect compressor (ECV) connector (A).
7. Disconnect compressor (magnet clutch) connector (B).
8. Remove harness clip (C).





9. Remove mounting bolts (A), and then remove harness bracket.
10. Remove mounting bolts (B) from compressor (1), using power tools.
11. Remove compressor downward of the vehicle.

INSTALLATION
Installation is basically the reverse order of removal.

CAUTION:
- Replace O-rings with new ones. Then apply compressor oil to them when installing.
- Check for leakages when recharging refrigerant.
- Check tension of the drive belt after installing compressor. Refer to Procedures.
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