HVAC Systems (Service Information): Plumbing: Evaporator-A/C: Removal

NOTE: The HVAC housing assembly must be removed from vehicle and disassembled for service of the A/C evaporator.

NOTE: LHD model with A/C shown in illustrations. RHD and heater-only model similar.

Fig 1: HVAC Housing Assembly

Courtesy of DAIMLERCHRYSLER CORP.

1. Remove the HVAC housing assembly and place it on a workbench, (Refer to HEATING & AIR CONDITIONING/DISTRIBUTION /HOUSING-HVAC - HOUSING-HVAC ASSEMBLY - REMOVAL) .
2. Remove the air distribution housing (2) from the HVAC housing (1), (Refer to HEATING & AIR CONDITIONING/DISTRIBUTION/HOUSING-HVAC - HOUSING-AIR DISTRIBUTION - REMOVAL) .
3. Remove the air inlet housing (3) from the HVAC housing, (Refer to HEATING & AIR CONDITIONING/DISTRIBUTION/HOUSING-HVAC - HOUSING-AIR INLET - REMOVAL) .
   Fig 2: View Of A/C Evaporator In HVAC Housing (Heater Only Models Are Similar)

   Courtesy of DAIMLERCHRYSLER CORP.
   NOTE: If the foam seal for the flange is deformed or damaged, it must be replaced.
4. Remove the foam seal (1) from the flange (2) located on the upper half of the HVAC housing (4).
5. Remove the two screws (3) that secure the flange to the HVAC housing and remove the flange.
   NOTE: If the foam insulator for the A/C evaporator or its tubes is deformed or damaged, it must be replaced.
6. Carefully lift the A/C evaporator and tubes (7) out of the lower half of the HVAC housing (6).