Expansion Valve: Service and Repair

Removal and Installation of Expansion Valve

REMOVAL
1. Remove evaporator.




2. Remove mounting bolts, and then remove expansion valve.

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

INSTALLATION
Installation is basically the reverse order of removal.

CAUTION:
- Replace O-rings of evaporator with new ones, and then apply compressor oil to it when installing it.
- O-rings are different from low-pressure flexible hose (high-pressure pipe 1) and low-pressure pipe 1 (high-pressure pipe 2).
- When recharging refrigerant, check for leaks.