Esteem GLX Wagon L4-1.8L (1999)
Refrigerant Pressure Sensor / Switch: Description and Operation
DUAL PRESSURE SWITCH
COMPONENT FUNCTIONS
A control switch to stop further rotation of the compressor by turning OFF the electric circuits of the magnetic clutch and condenser cooling fan when
the cycling refrigerant is abnormally dropped or risen in pressure.
CONTROL COMPONENT FUNCTIONS
This switch sends A/C cut signal to A/C amplifier when the cycling refrigerant pressure drops due to refrigerant leakage, its amount being too little or too
much.
The switch is installed at the receiver dryer.