Manual Air Conditioner

HEATER & COOLING UNIT ASSEMBLY

Removal and Installation

REMOVAL
1. Discharge the refrigerant from the A/C system. Refer to "HFC-134a (R-134a) Service Procedure" .
2. Drain the engine coolant from the cooling system. Refer to "DRAINING ENGINE COOLANT" (QR25DE) or "DRAINING ENGINE COOLANT" (VQ35DE).
3. Remove the wiper motor and linkage.
4. Remove the fasteners and the cowl top.
5. Disconnect the heater hoses from the heater core pipes.

CAUTION: Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid entry of contaminants.

6. Disconnect the refrigerant lines from the evaporator. Refer to "REFRIGERANT LINES".

CAUTION: Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid entry of contaminants.

7. Remove the steering member. Refer to "INSTRUMENT PANEL ASSEMBLY".
8. Remove the blower unit.




9. Remove the temperature control cable clamp and then remove the cable from the air mix door lever.




10. Disconnect the mode door motor connector.
11. Remove the heater and cooling unit.

INSTALLATION
Installation is in the reverse order of removal.
- Fill the radiator with the specified water and coolant mixture. Refer to "REFILLING ENGINE COOLANT" (QR25DE) or "REFILLING ENGINE COOLANT" (VQ35DE).
- Recharge the A/C system. Refer to "HFC-134a (R-134a) Service Procedure".