Compressor Control Valve Assembly: Service and Repair

CAUTION: If the main or sub control valve is leaking refrigerant to the atmosphere, replace the main or sub control valve. If a functional problem is suspected with the main or sub control valve, the compressor should be replaced.

REMOVAL AND INSTALLATION
1. Discharge the refrigerant system.
2. Remove and position the variable displacement compressor on suitable work surface. It is not necessary to disconnect the suction or discharge lines.

Main Or Sub Control Valve Snap Ring:

3. Remove the snap ring retaining either the main or sub control valve.

Main Or Sub Control Valve:

4. Pull the main or sub control valve from the compressor end cover.

To install, reverse the preceding operation using new 0-ring seals. Evacuate and charge the refrigerant system.