In a refrigeration system, if the cooling water to the condenser fails, the().
A、box temperature solenoid valve will close
B、expansion valve will close
C、compressor will shutdown
D、king valve will open
A、box temperature solenoid valve will close
B、expansion valve will close
C、compressor will shutdown
D、king valve will open
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、A.increasing refrigerant pressure in the coil B、B.increasing chilled water flow through the cooler C、C.sub-cooling the refrigerant in the condenser D、D.superheating the refrigerant in the compressor
A、restriction in refrigerant piping B、air and non-condensable gases in the condenser C、water in the refrigerant D、flooding back of liquid refrigerant from the evaporator
A、insufficient condenser cooling water B、excessive condenser cooling water C、air in the refrigeration system D、excessive refrigerant in the system
A、refrigerant pressure in the evaporator B、cooling water temperature to the condenser C、heat load in the refrigerator compartment D、solenoid valve in the liquid line
A、a shortage of refrigerant in the system B、air in the system C、an accumulation of liquid refrigerant in the crankcase D、a shortage of oil in the crankcase
A、a shortage of compressor oil B、warm food in the refrigerator C、excessive condenser cooling water D、a shortage of refrigerant
A、remove any air that may accumulate in the system B、take out unpleasant fumes from the refrigerant C、vent off excess refrigerant in an emergency D、permit opening the refrigerating system for cleaning and inspecting
A、maintain adequate coil back pressure B、prohibit flashing in the liquid line C、reduce refrigerant volume in the system D、reduce compressor discharge line loading