Removal And Installation

A/C UNIT ASSEMBLY

A/C UNIT ASSEMBLY : Removal and Installation


CAUTION:
Perform lubricant return operation before each refrigeration system disassembly. However, if a large amount of refrigerant or lubricant is detected, never perform lubricant return operation. Perform Lubricant Return Operation.

REMOVAL

1.Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Recycle Refrigerant.
2.Drain engine coolant from cooling system. Draining Engine Coolant.
3.Remove cowl top and cowl top extension. Removal And Installation.





4.Remove mounting nut, and then move lower dash insulator aside.

Black arrow indicates : Nut
White arrow indicates : Vehicle front






5.Remove mounting bolt (A), and then disconnect low-pressure flexible hose (1) and high-pressure pipe (2) from expansion valve. Service and Repair.

CAUTION:
Cap or wrap the joint of the A/C piping and expansion valve with suitable material such as vinyl tape to avoid the entry of air.

White arrow indicates : Vehicle front






6.Remove fixing clamps (1), and then disconnect heater hoses (2)

White arrow indicates : Vehicle front

7.Remove instrument panel assembly. Removal And Installation.
8.Remove side ventilator duct LH and RH. Side Ventilator Duct.
9.Remove mounting bolts (A) of ground wire LH side and mounting bolt (B) of ground wire RH side.





10.Remove rear heater duct 1 LH and RH. Rear Heater Duct 1. (for Canada models only)





11.Disconnect drain hose (1) from A/C unit assembly.

White arrow indicates : Vehicle front






12.Remove mounting nuts (A), and then remove instrument stay.

White arrow indicates : Vehicle front






13.Remove fixing screws (A), and then remove junction box (J/B).





14.Remove fixing screws (A), and then remove BCM.
15.Remove all of harness connectors and mounting nuts necessary to allow steering column assembly to be moved. Removal And Installation.
16.Move steering column assembly to secure work space.
17.Remove all of harness connectors and clips necessary to allow steering member to be removed. Move main harness aside and secure work space so that steering member can be easily removed.
18.Remove mounting bolts (A) and (B), and then remove steering member (1) from the vehicle.

CAUTION:
When removing steering member, 2 workers are required to prevent it from dropping.





19.Remove A/C unit assembly from vehicle.

CAUTION:
When removing A/C unit assembly, 2 workers are required to prevent it from dropping.

INSTALLATION

Note the following items, and then install in the reverse order of removal.

CAUTION:
- Replace O-rings with new ones. Then apply compressor oil to them when installing.
- Check for leakages when recharging refrigerant. Leak Test.
NOTE:
Refilling Engine Coolant when filling radiator with engine coolant.