Overhaul

DISASSEMBLY
1. Remove the HVAC housing from the vehicle.
2. Place the HVAC housing in the upright position on a workbench, making allowance for leakage of fluids.

HVAC Air Distribution Foam Seals - LHD Shown, RHD Typical:

3. Separate the air distribution foam seals at the case parting line.

Lower HVAC Housing - LHD Shown, RHD Typical:

4. Remove the evaporator and heater core tube foam seals from the housing.
5. Remove the retaining clips and screws that hold the upper and lower housing together.
6. Separate the two halves of the housing.
7. Remove the heater core and evaporator from the lower housing as necessary.

ASSEMBLY
1. Install the heater and evaporator cores into the case as necessary.
2. Position the upper and lower HVAC housings together.
3. Install the retaining clips and screws that secure the upper and lower case housings together. Tighten the screws to 2.3 Nm (20 in. lbs.).
4. Install the evaporator and heater core tube foam seals onto the housing.
5. Connect the air distribution outlet foam seals at the case parting line.
6. Install the HVAC housing.