Air Conditioning Unit: Disassembly

REMOVE THERMISTOR
1. Disconnect the connector clamp.
2. Release the 4 claws and remove the harness from the plate.
  
  Fig 1: Removing Harness From Plate
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Using a screwdriver, pull out the thermistor from the A/C unit case.
  HINT:
  
  Tape the screwdriver tip before use.
4. Release the 2 claws and remove the thermistor from the bracket plate.
  
  Fig 2: Removing Thermistor From Bracket Plate
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE EVAPORATOR
1. Remove the 7 screws.
2. Pull out the evaporator from the A/C unit case.
3. Remove the packing.
  
  Fig 3: Removing Evaporator
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE EXPANSION VALVE
1. Remove the evaporator cover.
2. Using a 5 mm hexagon wrench, remove the 2 bolts, and separate the expansion valve and evaporator.
  
  Fig 4: Removing Expansion Valve
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE HEATER RADIATOR
1. Remove the 4 screws and 3 clamps.
2. Remove the passenger air duct subassembly.
3. Pull out the heater radiator from the A/C unit case.
  
  Fig 5: Removing Heater Radiator
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002