RAM 1500 Truck 4WD V8-5.9L VIN Z (2002)
INSTALLATION
WARNING: IF THE VEHICLE IS EQUIPPED WITH AIR CONDITIONING, REVIEW THE WARNINGS AND CAUTIONS IN
PLUMBING BEFORE PERFORMING THE FOLLOWING OPERATION. See: Refrigerant/Service Precautions
1. Position the HVAC housing to the dash panel. Be certain that the evaporator condensate drain tube and the housing mounting studs are inserted
into their correct mounting holes.
2. Install and tighten the nuts onto the HVAC housing mounting studs. Tighten the nuts to 6.2 Nm (55 in.lbs.).
3. Connect the HVAC system electrical connectors.
4. Unplug or remove the tape from the heater core tubes. Connect the heater hoses to the heater core tubes and fill the engine cooling system. See:
Engine, Cooling and Exhaust/Cooling System/Service and Repair
5. Unplug or remove the tape from the liquid line and the evaporator inlet tube fittings. Connect the liquid line coupler to the evaporator inlet tube.
See: Coupler HVAC/Service and Repair
6. Evacuate the refrigerant system. See: Refrigerant
7. Charge the refrigerant system. See: Refrigerant
8. Install the instrument panel in the vehicle. Refer to: Body and Frame, Interior Trim, Dashboard/Instrument Panel, Service and Repair,
Instrument Panel Service Procedures, Instrument Panel Assembly Replacement, See: Body and Frame/Interior Moulding / Trim/Dashboard /
Instrument Panel/Service and Repair/Instrument Panel Assembly
9. Connect the battery negative cable.
10. Start the engine and check for proper operation of the heating and air conditioning systems.
11. Run the calibration procedure.
