单选题Which will cause the high pressure cutout to stop the compressor in a R-22 system?（）ACondenser leakageBA shortage of liquid refrigerantCExcessive frost on the evaporatorDNot enough condenser cooling water
单选题
Which will cause the high pressure cutout to stop the compressor in a R-22 system?（）
A
Condenser leakage
B
A shortage of liquid refrigerant
C
Excessive frost on the evaporator
D
Not enough condenser cooling water
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