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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (Service Information) >> Distribution >> Housing, HVAC >> Disassembly >> Housing-HVAC

Housing, HVAC: Disassembly: Housing-HVAC

NOTE:

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

NOTE:

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

Fig 1: HVAC Housing Assembly
GC0148148Courtesy of CHRYSLER GROUP, LLC
  1. Remove the HVAC housing assembly and place it on a workbench. Refer to HOUSING, HVAC, REMOVAL .
  2. Remove the air inlet housing (2) from the HVAC housing (1). Refer to HOUSING, HVAC, REMOVAL .
  3. Remove the air distribution housing (3) from the HVAC housing. Refer to HOUSING, HVAC, REMOVAL .
    Fig 2: Blower Motor And Resistor
    GC0131686Courtesy of CHRYSLER GROUP, LLC
  4. Remove the three screws (1) that secure the blower motor (2) to the bottom of the HVAC housing (3) and remove the blower motor.
  5. Remove the two screws (4) that secure the blower motor power module (5) to the back of the HVAC housing and remove the module.
    Fig 3: EVAP Temp Sensor-Removal
    GC0131687Courtesy of CHRYSLER GROUP, LLC
  6. Using needle nose pliers (1), disengage the two retaining tabs (2) that secure the evaporator temperature sensor (3) to the driver side of the HVAC housing (4) and remove the sensor.
    Fig 4: Evaporator Flange Seal
    GC0131688Courtesy of CHRYSLER GROUP, LLC
  7. Remove the A/C expansion valve from the A/C evaporator. Refer to VALVE, A/C EXPANSION, REMOVAL .
    NOTE:

    If the foam seal for the flange is deformed or damaged, it must be replaced.

  8. Remove the foam seal (2) from the flange (3) located on the top of the HVAC housing (4).
  9. Remove the four screws (1) that secure the flange to the HVAC housing and remove the flange.
    Fig 5: View Of A/C Evaporator
    GC0131689Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    If the foam insulator for the evaporator is deformed or damaged, it must be replaced.

  10. Carefully remove the A/C evaporator (1) and its insulator (2) from the HVAC housing (3).
    Fig 6: Condensate Drain Seal
    GC0131690Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    If the foam seal for the condensate drain is deformed or damaged, it must be replaced.

  11. If required, remove the foam seal (1) from around the condensate drain located on the bottom of the HVAC housing (2).
    Fig 7: HVAC Housing Clips, Screws & Retaining Tabs
    GC0131691Courtesy of CHRYSLER GROUP, LLC
  12. Remove the metal clips (1) and screws (2) that secure the two halves of the HVAC housing together (4 and 5).
  13. Disengage the plastic retaining tabs (4) that secure the two halves of the HVAC housing together and separate the housing.
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