Expansion Valve: Service and Repair

REMOVAL
1. Recover refrigerant from the A/C system with a refrigerant recovery machine.
2. Disconnect clips from expansion valve lines.
3. Disconnect quick connectors on expansion valve with Quick Connector Kit 7193.
4. Remove lines at expansion valve.

NOTE: Cap lines while system is open to prevent moisture from entering system.

Fig.4 Expansion Valve:

5. Remove two retaining bolts from expansion valve and remove valve.
6. Remove expansion valve.
7. Remove expansion valve gasket.

INSTALLATION
1. Install a new gasket and install valve on evaporator.
2. Install expansion valve bolts and tighten to 11 Nm (100 in. lbs.).
3. Install new O rings and install A/C lines on expansion valve
4. Install quick connector clips.
5. Evacuate and charge system.