Air Conditioning Unit: Disassembly

1. Remove the screw and clamp.
2. Pull out the heater radiator.

Remove the screw and blower motor control relay.

Fig 1: Removing Screw And Blower Motor Control Relay

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Remove the 3 screws and servomotor.

Remove the 2 screws and servomotor.

1. Pry out the packing.

   HINT:

   At the time of reassembly, please refer to the following item. Do not reuse the packing.

2. Using SST, remove the 2 bolts, then separate the expansion valve, and tube connector.

   SST 07110-61050

   1. Torque: 4.1 N.m (42 kgf.cm, 36 in.lbf) 

HINT:

At the time of reassembly, please refer to the following item. Lubricate 4 new O-rings with compressor oil and install them to the valve.

1. Using a screwdriver, pull out the sensor with bracket plate.

   HINT:

   Tape the screwdriver tip before use.

2. Release the 2 claws and sensor from bracket plate.

1. Remove air mix servomotor.
   1. Disconnect the connector.
   2. Remove the 3 screws and servomotor.
      Fig 2: Removing Screws And Servomotor

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Remove tube and accessory.
   1. Pry out packing.

      HINT:

      At the time of installation, please refer to the following item. Do not reuse the packing.

   2. Using SST, remove the 2 bolts and the tube and accessory.

      SST 07110-61050

      1. Torque: 4.1 N.m (42 kgf.cm, 36 in.lbf) 
      NOTE: Cap the open fittings immediately to keep moisture or dirt out of the system.

      HINT:

      At the time of installation, please refer to the following item. Lubricate 2 new O-rings with compressor oil and install them to the tube.

      Fig 3: Using SST To Remove Bolts, Tube And Accessory

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   3. Remove screw and drain pipe.
3. Remove evaporator.
   1. Remove the screw and drain hose.
   2. Remove the 4 screws and cover.
   3. Pull out the evaporator.
   Fig 4: Removing Evaporator

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT:

At the time of installation, please refer to the following item. If evaporator is replaced, add compressor oil to evaporator.

1. Add 40 cc (1.4 fl.oz.) 
2. Compressor oil: ND-OIL 8 or equivalent