Nova/Chevy II L4-1600cc 4ALC Nummi (1988)
Refrigerant Pressure Sensor / Switch: Service and Repair
1.
Disconnect battery ground cable, then disconnect switch lead.
2.
Unscrew and remove switch unit. 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.
