Compressor Fitting HVAC: Service and Repair

NOTE: Installation of a new suction accumulator is not required when repairing the air conditioning system except when there is physical evidence of contamination from a failed A/C compressor or damage to the suction accumulator.

REMOVAL
1. Recover the refrigerant.







2. Unlatch the air breather.







3. Disconnect the Mass Air Flow (MAF) sensor electrical connector.







4. Remove the air cleaner outlet tube.
1 Loosen the clamp.
2 Disconnect the crankcase ventilation tube.
3 Remove the air cleaner outlet tube.







5. Disconnect the refrigerant containment switch (RCS) electrical connector.







6. Remove the RCS.







7. Remove the nut and disconnect A/C fitting.
- Discard the O-ring seal.






8. Disconnect the spring lock coupling.
- Discard the O-ring seals.







9. Remove the bolt.
10. Remove the manifold and tube assembly.
- Discard the O-ring seals.


INSTALLATION
1. To install, reverse the removal procedure.
- Install new O-ring seals lubricated in clean PAG oil.
- Lubricate the refrigerant system with the correct amount of clean PAG oil.

2. Evacuate, leak test and charge the refrigerant system.