Toyota Land Cruiser

 Service Manual

Air conditioning » Rear cooling unit
Disassembly

1. REMOVE A/C AMPLIFIER

Remove the 2 screws and the A/C amplifier.

2. REMOVE POWER TRANSISTOR

(a) Disconnect the connector.

(b) Remove the 2 screws and the power transistor

3. REMOVE BLOWER CASE

(a) Remove the wire harness.

(b) Remove the 11 screws, 3 holding springs and separate the cooling unit cases.

(c) Disconnect the connector.

(d) Remove the blower case.

4. REMOVE BLOWER MOTOR

Remove the 3 screws and the blower motor.

5. REMOVE EVAPORATOR

(a) Disconnect the 2 connector clamps.

(b) Remove the 10 screws and the 2 holding springs, and separate the cooling unit cases.

(c) Pull out the thermistor from the evaporator.

(d) Remove the screw and the piping clamp.

(e) Loosen the 2 nuts and remove the tube and accessory.

Torque: Liquid line: 14 N·m (140 kgf·cm, 10 ft·lbf) Suction line: 32 N·m (330 kgf·cm, 24 ft·lbf)

NOTICE: Cap the open fittings immediately to keep moisture or dirt out of the system.

HINT: At the time of reassembly, lubricate 2 new O-rings with compressor oil and install them in the tubes.

(f) Remove the evaporator.

HINT: At the time of reassembly, if evaporator was replaced, add compressor oil to the new evaporator.

Add 40 cc: (1.4 fl.oz.)

Compressor oil: ND-OIL 8 or equivalent

6. REMOVE EXPANSION VALVE

Using a hexagon wrench (5.0 mm, 0.20 in.), remove the 2 bolts and separate the expansion valve and evaporator.

Torque: 5.4 N·m (55 kgf·cm, 48 in.·lbf)

HINT: At the time of reassembly, lubricate 4 new O-rings with compressor oil and install them in the tubes.

Disassembly

Inspection

On-vehicle inspection

Removal