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Air Conditioning Unit: Disassembly

  1. REMOVE AIR OUTLET CONTROL SERVO MOTOR 
    1. Disconnect the connector.
    2. Remove the 3 screws and air outlet control servo motor.
      Fig 1: Locating Air Outlet Control Servo Motor And Screws
      G05297849Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE AIR MIX CONTROL SERVO MOTOR 
    1. Remove the 4 clamps and connector, and disconnect the wire harness.
      Fig 2: Identifying Wire Harness
      G05297850Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 screws and heater piping cover.
      Fig 3: Identifying Screws And Heater Piping Cover
      G05755344Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 3 screws and air mix control servo motor.
      Fig 4: Identifying Screws Of Air Servomotor
      G05297852Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE COOLER EXPANSION VALVE 
    1. Remove the packing from the air conditioning tube assembly.
      Fig 5: Identifying Cooler Expansion Valve
      G05755346Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a hexagon wrench 4 mm, remove the 2 hexagon bolts and air conditioning tube assembly.
    3. Remove the 2 O-rings from the air conditioning tube assembly.
      Fig 6: Identifying Cooler Expansion Valve
      G05297847Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the cooler expansion valve from the No. 1 cooler evaporator sub-assembly.
      Fig 7: Identifying Cooler Expansion Valve
      G05297848Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE AIR CONDITIONING HARNESS ASSEMBLY 
    1. Remove the 2 connectors and 5 clamps, and then disconnect the wire harness.
    2. Remove the air conditioning harness assembly as shown in the illustration.
      Fig 8: Identifying Air Conditioning Harness Assembly
      G05831517Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE AIR OUTLET CONTROL SERVO MOTOR 
    1. Remove the 2 screws and the air duct.
      Fig 9: Identifying Air Duct With Screws
      G05297855Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 4 screws and the servo motor plate.
      Fig 10: Identifying Screws And Servo Motor Plate
      G05297856Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 2 screws.
    4. Release the claw and remove the air outlet control servo motor from the servo motor plate.
      Fig 11: Locating Air Outlet Control Servo Motor From Servo Motor Plate
      G05755352Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE AIR MIX CONTROL SERVO MOTOR 
    1. Remove the 2 screws.
    2. Release the claw and remove the air mix control servo motor from the servo motor plate.
      Fig 12: Locating Air Mix Control Servo Motor
      G05755353Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE HEATER RADIATOR UNIT SUB-ASSEMBLY 
    1. Remove the screw and clamp.
    2. Remove the heater radiator unit sub-assembly.
      Fig 13: Identifying Heater Radiator Unit Sub-Assembly
      G05755354Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE NO. 1 COOLER EVAPORATOR SUB-ASSEMBLY 
    1. Remove the 5 screws.
    2. Release the 3 claws and remove the air duct.
      Fig 14: Identifying Air Duct With Claws And Screws
      G05755360Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the No. 1 cooler evaporator sub-assembly from the air duct.
    4. Remove the 2 O-rings from the No. 1 cooler evaporator sub-assembly.
      Fig 15: Identifying Cooler Evaporator O-Rings
      G05297861Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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