Refrigerant Pressure Sensor / Switch: Service and Repair

Removing And Installing Pressure Switch For The Air-conditioning System

Removal
1. Remove the cover above the heating/air-conditioning system.
2. Remove the refrigerant by suction using the service unit.
3. Pull off the cable plug on the pressure switch.







4. Undo and unscrew the pressure switch.

Installation
1. Replace the O-ring on the pressure switch and wet it with refrigerant oil. Tightening torque: 3 Nm (2 ftlb.)
2. Refrigerant oil removed from a previously run air-conditioning system may no longer be used (special-category waste).