Expansion Valve: Service and Repair

REFRIGERANT LINES


Removal and Installation of Expansion Valve


REMOVAL
1. Use the recovery/recycling equipment to evacuate the refrigerant.
2. Remove cowl top cover. Refer to Service and Repair.
3. Remove lower dash insulator.
4. Disconnect low-pressure flexible hose and high-pressure pipe from evaporator. Refer to Removal and Replacement.





5. Remove expansion valve bolts (A), and then remove expansion valve (1).

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

INSTALLATION
Installation is in the reverse order of removal.

CAUTION:
- Replace O-rings of evaporator with new ones, and apply compressor oil when installing.
- When recharging refrigerant, check for leaks.