A、a shortage of compressor oil
B、warm food in the refrigerator
C、excessive condenser cooling water
D、a shortage of refrigerant
更多“If a refrigeration compressor is running continuously without lowering the temperature in the refrigerated space, the trouble may be （）.”相关的问题
A、excessive condenser cooling water B、warm food in the refrigerator C、a shortage of refrigerant D、s shortage of compressor oil
A、A.too much refrigerant in the system B、B.oil entrained in the refrigerant C、C.less than a full charge of refrigerant in the system D、D.ice crystals forming in the refrigerant
A、Proper refrigerant charge B、Faulty expansion valve C、Insufficient refrigerant D、Solenoid valve stuck open
A、a shortage of refrigerant B、the compressor running continuously C、liquid refrigerant returning to the compressor D、the compressor short cycling on the high pressure cutout
A、system was overcharged with refrigerant B、system was low on refrigerant C、suction valves were leaking slightly D、relief valve was leaking slightly
A、the pressure regulating valve is not closing B、an excessive lack of refrigerant in the system C、badly leaking discharge valves D、worn piston rings
A、refrigerant overcharge B、overfeeding by the expansion valve C、a restricted suction strainer D、due to short cycling of the compressor
A、continuous running of the compressor B、high suction pressure C、high discharge pressure D、short cycling of the compressor on the water failure switch
A、add refrigerant to the system B、adjust the thermal expansion valve to the proper setting C、adjust the float valve to the proper holding pressure D、open the hand expansion valve
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