Sweating of the refrigeration system compressor crankcase is caused by ().
- Atoo much superheat
- Binsufficient superheat
- Csuction pressure too low
- Dexcessive refrigerant returning to the compressor
Sweating of the refrigeration system compressor crankcase is caused by ().
1、In a refrigeration system, if the cool
In a refrigeration system, if the cooling water to the condenser fails, the().Abox temperature solenoid valve will closeBexpansion valve will closeCcompressor will shutdownDking valve will ope
2、The temperature of the refrigerant in
The temperature of the refrigerant in the evaporator coil depends mostly upon the ().Arefrigerant pressure in the evaporatorBcooling water temperature to the condenserCheat load in the refrigerator compartmentDsolenoid valve in the liquid line
3、In the refrigeration system, a shortag
In the refrigeration system, a shortage of refrigerant is indicated by ().Athe compressor short cycling on high pressure cut out switchBhigh suction pressureChigh head pressureDbubbles in the sight gla
4、In a refrigeration system, the refrige
In a refrigeration system, the refrigerant absorbs the latent heat of vaporization in the().AcompressorBcondenserCreceiverDevaporator
5、In a refrigeration system, foaming of
In a refrigeration system, foaming of the crankcase oil may cause the ().Aexpansion valve to overfeedBcompressor to knockCwater regulating valve to failDcrankcase drains to plug
6、The refrigeration system low pressure
The refrigeration system low pressure cutout switch is actuated by ().Aan electric system managerBa sensing bulb at the tail coil of the evaporatorCpressure changes in the suction lineDfailure of the king solenoid valve