Condenser HVAC: Service and Repair
TOOLS REQUIREDJ 39400-A Halogen Leak Detector
REMOVAL PROCEDURE
1. Remove the radiator.
2. For vehicles equipped with the LB7 engine, remove the charged air cooler. Refer to Charged Air Cooler Replacement in Engine Mechanical - 6.6L.
3. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
4. Remove the compressor discharge hose assembly bolt from the condenser.
5. Disconnect the compressor discharge hose assembly from the condenser.
6. Remove the evaporator tube nut from the condenser.
7. Disconnect the evaporator tube from the condenser.
8. Remove the insulator retainer bolts and the upper insulator retainers.
9. Remove the condenser from the vehicle.
INSTALLATION PROCEDURE
1. Install the condenser to the vehicle.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the upper insulator retainers and the insulator retainer bolts.
Tighten
Tighten the bolts to 2.4 N.m (21 lb in).
3. Connect the evaporator tube to the condenser using new sealing washers.
4. Install the evaporator tube nut to the condenser.
Tighten
Tighten the evaporator tube nut to 16 N.m (12 lb ft).
5. Connect the compressor discharge hose to the condenser using new sealing washers.
6. Install the compressor discharge hose nut to the condenser
Tighten
Tighten the compressor discharge hose nut to 16 N.m (12 lb ft).
7. For vehicles equipped with the LB7 engine, install the charged air cooler.
8. Install the radiator.
9. Evacuate and recharge the system. Refer to Refrigerant Recovery and Recharging.
10. Leak test the fittings of the component using the J 39400-A.