J 39400-A Halogen Leak Detector

1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
2. Remove the accessory drive belt. Refer to Drive Belt Replacement in Engine Mechanical.
3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
4. Remove the right front wheelhouse liner. Refer to Front Wheelhouse Liner Replacement in Body Front End.
5. Remove the lower air deflector. Refer to Front Air Deflector Replacement in Body Front End.



6. Remove the wiring harness bracket bolt.
7. Disconnect the electrical connector from the compressor.
8. Disconnect the electrical connector from the A/C pressure sensor.
9. Remove the compressor hose nut from the compressor.



10. Remove the compressor hose from the compressor.
11. Remove and discard the sealing washers from the compressor hose. Refer to Sealing Washer Replacement .



12. Remove the front compressor mounting nuts.
13. Remove the bolt from the rear of the compressor.
14. Remove the compressor.
15. If replacing the compressor, balance the oil. Refer to Compressor Oil Balancing .

Important: The replacement compressor is shipped without PAG oil.

1. Add the proper amount of PAG oil to the compressor. Refer to Compressor Oil Balancing .
2. Install the compressor.

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

3. Install the front mounting nuts to the compressor.

Tighten
Tighten the nuts to 50 N·m (37 lb ft).

4. Install the rear bolt to the compressor.

Tighten
Tighten the bolt to 50 N·m (37 lb ft).

5. Install new sealing washers to the compressor hose. Refer to Sealing Washer Replacement .
6. Install the compressor hose to the compressor.



7. Install the compressor hose nut to the compressor.

Tighten
Tighten the nut to 30 N·m (22 lb ft).

8. Connect the electrical connector to the compressor.



9. Connect the electrical connector to the A/C pressure sensor.
10. Install the wiring harness bracket and bolt.

Tighten
Tighten the bolt to 12 N·m (106 lb in).

11. Lower the vehicle.
12. Install the accessory drive belt. Refer to Drive Belt Replacement in Engine Mechanical.
13. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
14. Leak test the fittings of the A/C component using theJ 39400-A .
15. Install the lower air deflector. Refer to Front Air Deflector Replacement in Body Front End.
16. Install the wheelhouse liner. Refer to Front Wheelhouse Liner Replacement in Body Front End.