Compressor Fitting HVAC: Service and Repair

REMOVAL
1. Prepare the vehicle for compressor manifold and tube assembly removal.
1. Disconnect the battery ground cable.
2. Perform the Refrigerant Discharging and Recovery Procedure.
3. Drain the engine coolant. Refer to Cooling System.
4. Remove the drive belt. Refer to Drive Belts, Mounts, Brackets and Accessories.







2. Position the clamp out of the way.







3. Disconnect the compressor manifold and tube assembly. Remove and discard the O-ring seal.
- During installation, install a new O-ring seal lubricated with PAG Refrigerant Compressor Oil (R-134a Systems) F7AZ-19589-D (Motorcraft YN-12-C), or equivalent meeting Ford specification WSH-M1C231-B.







4. Detach and disconnect the heated oxygen sensor electrical connector.







5. Disconnect the pressure cutoff switch electrical connector.







6. Detach the battery junction box and the B+ wiring harness.







7. Remove the coolant pipe assembly.
1. Disconnect the hoses.
2. Detach the wiring harness.

NOTE: The wiring harness is attached to the bottom of the coolant pipe and is not visible.

3. Remove the coolant pipe assembly







8. Disconnect the coolant hose.
9. Detach the wiring harness.







10. Remove the water bypass tube.
1. Remove the bolts.
2. Remove the bolt.
3. Remove the water bypass tube.







11. Detach the wiring harness.







12. Remove the bolt. Disconnect the compressor manifold and tube assembly. Remove and discard the O-ring seals.
- During installation, install new O-ring seals lubricated with PAG Refrigerant Compressor Oil (R-134a Systems) F7AZ-19589-DA (Motorcraft YN-12-C), or equivalent meeting Ford specification WSH-M1C231-B.







13. Disconnect the compressor hose and tube assembly spring lock coupling. Remove and discard the O-ring seal. .
- During installation, install a new O-ring seal lubricated with PAG Refrigerant Compressor Oil (R-134a Systems) F7AZ-19589-DA (Motorcraft YN-12-C), or equivalent meeting Ford specification WSH-M1C231-B.

14. Remove the compressor manifold and tube assembly.

INSTALLATION
1. To install, reverse the removal procedure.
2. Evacuate, leak test and charge the A/C system.