Expansion Valve: Service and Repair

Thermostatic Expansion Valve (82.25.01)

Removal
1. Remove the cover and disconnect the battery ground cable.
2. Raise and support the vehicle.

WARNING: Do not work on or under a vehicle supported only by a jack. Always support the vehicle on safety stands.

3. Remove the heater and evaporator core housing.
4. Remove the TXV assembly.
- Carefully cut and release the insulation for access.
- Remove the 2 Allen bolts.
- Remove and discard the 4 O-ring seals.

CAUTION: Always plug any open connections to prevent contamination.







Installation
1. Install the TXV assembly.
- Install the new O-ring seals.
- Install and tighten the Allen bolts to 6 Nm (4 lb.ft).
- Replace the TXV insulation.

CAUTION: Lubricate the new seals with clean refrigerant oil.

NOTE: Make sure all component mating faces are clean.

2. Install the heater and evaporator core housing.
3. Connect the battery ground cable and install the cover.