Compressor HVAC: Service and Repair
REMOVALNOTE:
^ Vehicles that have an inoperative A/C compressor due to internal causes must have the refrigerant system cleaned by flushing or filtering. This removes any debris or contaminants that may be present to prevent damage to the replacement A/C compressor.
^ Whenever the A/C compressor is replaced, the suction accumulator/drier and the A/C evaporator core orifice must also be replaced.
1. Remove the radiator upper sight shield.
2. Recover the refrigerant.
3. Remove the drive belt.
4. Raise the vehicle on a hoist.
5. Remove the radiator air deflector.
^ Remove the pushpins.
^ Remove the screws and remove the radiator air deflector.
6. Disconnect the electrical connector from the A/C pressure transducer.
7. Loosen the bolt and remove the A/C manifold and tube.
8. Disconnect the electrical connector.
9. Remove the bolts and the A/C compressor.
INSTALLATION
1. Follow the removal procedure in reverse order.
^ Lubricate the replacement A/C compressor with the proper amount of PAG YN-12b refrigerant oil, F2AZ-19577-AB or equivalent meeting Ford specification WSH-M1C231-B.
^ Lubricate the new A/C manifold O-ring seals with PAG YN-12b refrigerant oil, F2AZ-19577-AB or equivalent meeting Ford specification WSH-M1C231-B.
^ Apply Pipe Sealant with Teflon (R) D8AZ-19554-A or equivalent meeting Ford specifications WSK-M20350-A2 and ESR-M18P7-A to the threads of the A/C manifold retaining bolt.