Beretta L4-121 2.0L (1987)
Refrigerant Pressure Sensor / Switch: Service and Repair
A/C Compressor High Side Cut-Off Switch Replace
1. Disconnect battery ground cable, then disconnect switch lead.
2. Unscrew and remove switch unit.
N0TE: It is not necessary to discharge system refrigerant during this procedure, as switch unit is mounted on a schrader valve.
3. Reverse procedure to install.
