911 Turbo AWD F6-3600cc 3.6L SOHC Twin Turbo (1997)
Refrigerant Pressure Sensor / Switch: Service and Repair
Removal
1. Draw off refrigerant charge with service equipment.
2. Remove cover of heater/A/C unit (2 screws with washers).
3. Pull off connector at pressure switch.
4. Loosen and screw out pressure switch.
Installation
5. Replace O-ring at pressure switch and coat lightly with refrigerant oil.
Tightening torque: 3 Nm (2 ft lb).