Compressor Fitting HVAC: Service and Repair
COMPRESSOR MANIFOLD AND TUBE ASSEMBLYREMOVAL
NOTE: Installation of a new receiver/drier 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 receiver/drier.
All vehicles
1. Recover the refrigerant.
2. Disconnect the pressure cutoff switch electrical connector.
3. Remove the nut and disconnect the A/C fitting.
- Discard the O-ring seal.
Vehicles with auxiliary A/C
4. Remove the nut and disconnect the auxiliary A/C line fitting.
- Discard the O-ring seal.
All vehicles
5. Remove the nut and disconnect the A/C fitting.
- Discard the O-ring seal.
6. Loosen the bolt and remove the compressor 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.