Home Vehicle Interior Heating/Air Conditioning REAR AIR CONDITIONING UNIT
Last Modified: 11-27-2007 1.6 A
Service Category: Vehicle Interior Section: Heating/Air Conditioning
Model Year: 2008 Model: LX570 Doc ID: RM000001JR300CX
Title: HEATING / AIR CONDITIONING: REAR AIR CONDITIONING UNIT: DISASSEMBLY (2008 LX570)

DISASSEMBLY

1. REMOVE REAR SIDE NO. 2 AIR DUCT



(a) Remove the 3 screws and duct.

2. REMOVE REAR SIDE NO. 3 AIR DUCT



(a) Remove the 2 screws and duct.

3. REMOVE DRAIN COOLER HOSE



(a) Remove the screw.

(b) Detach the claw and remove the drain hose.

4. REMOVE REAR AIR MIX DAMPER SERVO SUB-ASSEMBLY



(a) Disconnect the connector.

(b) Remove the 2 screws and damper servo.

5. REMOVE REAR MODE DAMPER SERVO SUB-ASSEMBLY



(a) Remove the 2 screws and plate cover.


(b) Disconnect the connector.

(c) Remove the 2 screws and damper servo.

6. REMOVE NO. 2 AIR MIX DAMPER SERVO SUB-ASSEMBLY



(a) Disconnect the connector.

(b) Remove the 2 screws and damper servo.

7. REMOVE AIR CONDITIONER ACCESSORY ASSEMBLY



(a) Remove the packing.


(b) Remove the bolt and 4 screws.

(c) Using pliers, grip the claws of the clips and slide the 2 clips.

(d) Remove the air conditioner accessory assembly.

(e) Remove the 2 O-rings from the air conditioner accessory assembly.

8. REMOVE REAR COOLING UNIT EXPANSION VALVE



(a) Disconnect the connector.

(b) Detach the clamp.

(c) Using a 4 mm hexagon wrench, remove the 2 hexagon bolts and expansion valve.

9. REMOVE HEATER RADIATOR UNIT SUB-ASSEMBLY



(a) Remove the screw and detach the claw.

(b) Remove the heater clamp.


(c) Remove the heater radiator unit.

10. REMOVE BLOWER WITH FAN (REAR) MOTOR SUB-ASSEMBLY



(a) Disconnect the connector.

(b) Remove the 3 screws and blower motor.

11. REMOVE BLOWER MOTOR CONTROL



(a) Disconnect the connector.

(b) Remove the 2 screws and blower motor control.

12. REMOVE EVAPORATOR SUB-ASSEMBLY



(a) Remove the 12 screws and rear cooling unit case LH.

(b) Remove the evaporator.


(c) Remove the 2 O-rings from the evaporator.

13. REMOVE REAR EVAPORATOR TEMPERATURE SENSOR



(a) Detach the 2 claws and remove the sensor.

14. REMOVE AIR CONDITIONING WIRING HARNESS SUB-ASSEMBLY