Diesel Data
: Automotive Repair
Home
>>
Buick
>>
1985
>>
Electra V6-260 4.3L DSL
>>
Repair and Diagnosis
>>
Heating and Air Conditioning
>>
Refrigerant Pressure Sensor / Switch
>>
Description and Operation
>>
A/C High Pressure Cut-Out Switch
A/C High Pressure Cut-Out Switch
This switch is controlled by high side refrigerant pressure. This normally closed switch opens above 430 psi. It closes below 200 psi.