Compressor HVAC: Service and Repair

REMOVAL

CAUTION: To prevent refrigerant system contamination, if you are replacing an A/C compressor which has failed internally, you must perform the following procedures:
- If Rotunda A/C Flusher 014-00991 or equivalent is available, perform the Flushing general procedure.
- If Rotunda A/C Flusher 014-00991 or equivalent is not available, perform the Refrigerant System Filtering after A/C Replacement general procedure.
- Replace the suction accumulator/drier.
- Replace the A/C evaporator core orifice.

1. Disconnect the battery ground cable.
2. Using proper procedures, recover the refrigerant.
3. Drain the engine cooling system.
4. Remove the fan shroud.
5. Remove the drive belt.
6. Raise and support the vehicle.







7. Disconnect the A/C clutch electrical connector.







8. Disconnect the crankshaft position sensor connector.







9. Remove the bolts.







10. Disconnect the A/C manifold and tube.
1. Slide the A/C compressor forward.
2. Loosen the bolt.
3. Remove the A/C manifold and tube.

CAUTION: Support the A/C compressor while removing the A/C manifold and tube to prevent injury or A/C compressor damage.

11. Remove the A/C compressor.

INSTALLATION
1. Service the replacement A/C compressor with the proper amount of Motorcraft YN-12c refrigerant oil or equivalent meeting Ford specification WSH-M1C231-B.
2. Position the A/C compressor.

CAUTION: Support the A/C compressor while installing the A/C manifold and tube to prevent injury or A/C compressor damage.







3. Install the A/C manifold and tube.
1. Lubricate the new A/C manifold O-rings with Motorcraft YN-12c refrigerant oil, or equivalent meeting Ford specification WSH-M1C231-B and install the O-rings on the A/C compressor.
2. Install the A/C manifold and tube.
3. Apply Pipe Sealant with Teflon(R) D8AZ-19554-A or equivalent meeting Ford specification WSK-M2G350-A2 to the threads of the A/C manifold retaining bolt and install the bolt.
4. Slide the A/C compressor to the rear.







4. Install the bolts.







5. Connect the crankshaft position sensor connector.







6. Connect the A/C compressor electrical connector.
7. Lower the vehicle.
8. Install the drive belt.
9. Install the fan shroud.
10. Fill the engine cooling system.
11. Reconnect the battery ground cable.
12. Using proper procedures, evacuate and charge the A/C system. Evacuation and Charging