The expansion valve on a Freon system controls the ().
A、superheat of the gas leaving the compressor
B、back pressure in the evaporator
C、temperature of the icebox
D、superheat of the gas leaving the evaporator
A、superheat of the gas leaving the compressor
B、back pressure in the evaporator
C、temperature of the icebox
D、superheat of the gas leaving the evaporator
A、expansion valve to the compressor B、receiver to the expansion coil C、expansion valve to the evaporator D、condenser to the expansion valve
A、with the axis of the solenoid horizontal, sensing temperature of the box, and upstream of the thermal expansion valve B、upright, sensing temperature of the box, and upstream of the thermal expansion valve C、upright, sensing temperature of the box, and downstream of the thermal expansion valve D、upright, sensing heat of the tail coil, and upstream of the thermal expansion valve
A、king valve and the expansion valve B、solenoid valve and expansion valve C、evaporator and receiver D、compressor and evaporator
A、The condenser and the expansion valve B、The king valve and the solenoid valve C、The compressor and the expansion valve D、The condenser and the solenoid valve
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
A、Condenser and thermal expansion valve B、King and solenoid valves C、Compressor and thermal expansion valve D、Condenser and solenoid valve
A、the expansion valve will move toward the wide open position B、the expansion valve will move toward the closing position C、the feeler bulb will conveys the high temperature D、the superheat degree will raise
A、re-adjust the discharge pressure B、clean the expansion valve screen C、add refrigerant D、adjust the expansion valve
A、evaporator pressure decrease B、evaporator coil over-feed C、evaporator capacity increase D、expansion valve diaphragm rupture
A、box temperature solenoid valve will close B、expansion valve will close C、compressor will shutdown D、king valve will open