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Home >> Subaru >> 2019 >> BRZ Limited, Automatic Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System (Heater, Ventilator And A/C) >> Air Conditioner Radiator ASSY >> Removal

Air Conditioner Radiator ASSY: Removal

WARNING: The following service operations include the works which may affect the SRS airbag system. Before starting work, always be sure to confirm the precautions related to the SRS airbag system. (Refer to PRECAUTIONS )
  1. Precautions
    CAUTION: After turning the ignition switch to OFF, you may have to wait for a while before disconnecting the battery terminals. Check appropriate precautions for battery terminal disconnection before proceeding. (Refer to WORKING PRECAUTIONS AND NOTES )
  2. Discharge of refrigerant HFC-134a (R134a) (Refer to ADJUSTMENT )
  3. Disconnection of the battery ground terminal
    1. Turn the ignition switch to OFF, disconnect the battery ground terminal, and then wait for 60 seconds before starting the work.
      WARNING: The air bag and pretensioner system are fitted with a backup power supply. If you start the work within 60 seconds after disconnecting the battery ground terminal, the air bag may be activated.
      CAUTION: To avoid damage to the molding, be sure to fully open the door glasses on both driver's and passenger's sides.
  4. Discharge of coolant (Refer to COOLANT (FA20) )
    G12591629Courtesy of SUBARU OF AMERICA, INC.
  5. Disconnection of heater water hose inlet A
    1. Move the clip and disconnect heater water hose inlet A.
      CAUTION:
      • Do not apply excessive force to heater water hose inlet A.
      • Since leak of the coolant occurs, prepare a tray.
      • The assembly position needs to be recorded. Put a match mark before disconnection.
    G12591630Courtesy of SUBARU OF AMERICA, INC.
  6. Disconnection of heater water hose outlet A
    1. Move the clip and disconnect heater water hose outlet A.
      CAUTION:
      • Do not apply excessive force to heater water hose outlet A.
      • Since leak of the coolant occurs, prepare a tray.
      • The assembly position needs to be recorded. Put a match mark before disconnection.
    G12591631Courtesy of SUBARU OF AMERICA, INC.
  7. Disconnection of suction hose SUB-ASSY
    1. Remove bolts and turn the hook type connector in the direction of the arrow in the figure.
    2. Disconnect the suction hose SUB-ASSY.
    3. Remove the O-ring from the suction hose SUB-ASSY.
      CAUTION: Wrap vinyl tape around the fitting areas of the disconnected suction hose SUB-ASSY and the unit to prevent entry of dirt or moisture.
  8. Disconnection of air conditioner tube & accessory ASSY
    1. Disconnect the air conditioner tube & accessory ASSY.
    2. Remove the O-ring from the air conditioner tube & accessory ASSY.
      CAUTION: Wrap vinyl tape around the fitting areas of the disconnected air conditioner tube & accessory ASSY at the unit to prevent entry of dirt or moisture.
  9. Removal of instrument panel SUB-ASSY (Refer to REMOVAL )
  10. Removal of steering column ASSY (Refer to REMOVAL )
  11. Removal of the front door scuff plate RH (Refer to REMOVAL )
  12. Removal of front door scuff plate LH (Refer to REMOVAL )
  13. Removal of the cowl side trim board RH (Refer to REMOVAL )
  14. Removal of cowl side trim board LH (Refer to REMOVAL )
  15. Removal of instrument panel reinforcement ASSY
    1. Driver's side
      1. Remove the bolts.
        G12591632Courtesy of SUBARU OF AMERICA, INC.
      2. Disconnect the connectors, and release the 2 clamps and 2 claws.
    2. Center side
      1. Remove the bolts and clips.
        G12591633Courtesy of SUBARU OF AMERICA, INC.
      2. Disconnect the connectors, and disengage the clamps.
    3. Passenger's side
      1. Remove the bolts.
        G12591634Courtesy of SUBARU OF AMERICA, INC.
      2. Disconnect the connectors, and release the 2 clamps and 2 claws.
  16. Removal of air conditioner unit ASSY (for automatic air conditioning system)
    1. Disconnect the connectors, and disengage the clamps.
      G08553506Courtesy of SUBARU OF AMERICA, INC.
    2. Disconnect the drain cooler hose from the grommet.
      G12591636Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the 3 bolts and 3 nuts to remove the air conditioner unit ASSY.
    G12591637Courtesy of SUBARU OF AMERICA, INC.
  17. Removal of air conditioner unit ASSY (for manual air conditioning system)
    1. Disconnect the connectors, and disengage the clamps.
      G08553509Courtesy of SUBARU OF AMERICA, INC.
    2. Disconnect the drain cooler hose from the grommet.
      G12591639Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the 3 bolts and 3 nuts to remove the air conditioner unit ASSY.
      G12591640Courtesy of SUBARU OF AMERICA, INC.
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