Subaru Outback manuals

Subaru Outback: Evaporator

A: REMOVAL

1) Disconnect the ground cable from battery.

2) Using the refrigerant recovery system, discharge refrigerant. <Ref. to AC-24, PROCEDURE, Refrigerant Recovery Procedure.>

3) Drain the coolant from the radiator.

4) Remove the connector and bolts, and remove the high-pressure hose and AC pipe from the expansion valve.

5) Loosen the heater hose clamps and remove the hoses.

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

6) Remove the instrument panel assembly. <Ref. to EI-76, REMOVAL, Instrument Panel Assembly.>

7) Remove the engine control module (ECM).

  1. Release the lock and remove the relay holder.
  2. Remove the nuts, and remove the engine control module (ECM).

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

8) Remove the heater and cooling unit.

  1. Remove the bolt and remove the heater and cooling unit.

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

9) Remove the blower motor unit assembly.

  1. Release the claws and remove the bolts.

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

  1. Remove the blower motor unit assembly as shown in the figure.

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

10) Disconnect the claws and then remove the aspirator hose.

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

11) Remove the screw, and then remove the foot duct (RH).

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

12) Remove the screws and remove the foot duct (LH).

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

13) Pull out the heater core.

  1. Remove the screw and remove the heater pipe clamp.

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

  1. Pull out the heater core from the heater and cooling unit assembly.

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

14) Remove the heater case lower.

  1. Remove the clip, and remove the evaporator connector.
  2. Remove the gasket.
  3. Remove the screw and lock, then remove the heater case lower.

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

15) Remove the evaporator.

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

16) Remove the bolt and detach the expansion valve from the evaporator. <Ref. to AC-74, REMOVAL, Expansion Valve.>

17) Remove the evaporator sensor from the evaporator.

Subaru Outback. HVAC System (Heater, Ventilator and A/C)

B: INSTALLATION

CAUTION:

1) Install the evaporator sensor to the specified location. <Ref. to AC-87, INSTALLATION, Evaporator Sensor.>

2) Install each part in the reverse order of removal.

NOTE: Refer to "INSTALLATION" of "Instrument Panel Assembly". <Ref. to EI-95, INSTALLATION, Instrument Panel Assembly.>

3) Fill engine coolant.

4) Charge refrigerant. <Ref. to AC-25, PROCEDURE, Refrigerant Charging Procedure.>

Tightening torque:
Heater cooling unit: <Ref. to AC-6, HEATER COOLING UNIT, COMPONENT, General Description.>
Blower motor unit: <Ref. to AC-8, BLOWER MOTOR UNIT, COMPONENT, General Description.>

C: INSPECTION

1) Check the evaporator fin for dust. Blow with compressed air or flush fins with water as needed.

2) If any oil leak is found from the evaporator, replace the evaporator.

READ NEXT:

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