A.freezing point
B.floc point
C.condensing temperature
D.compression temperature
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A.the circuit breaker
B.for leaks in the suction piping
C.relief valve is not properly seated
D.the suction strainer
A.increase the refrigerating effect, by decreasing the amount of flash gas
B.allow the refrigerant to enter the throttling device in a saturated condition
C.increase the refrigerating effect by increasing the amount of flash gas
D.minimize the temperature drop of the liquid as it passes through the solenoid valve to the outlet side
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
A.maintaining a steadier speed
B.delivering liquids over greater distances
C.operating for longer periods of time
D.producing a smoother discharge flow
A.rolling member size
B.inner race cone width
C.manufacturers numerical code
D.outer ring width
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A salinity indicator is used to determine the ().
If the thermal bulb of an expansion valve is incorrectly placed at the center of the coil instead of the end, it will ().
A grease gun is generally used to lubricate a ().
If the suction pressure at the refrigeration compressor is below normal, the cause can be().
On tank vessels equipped with power operated cargo tank valves, the type of power operator most commonly used is ().
One cause of high head pressure occurring in a refrigeration system can be ().
An internal bypass is provided on some hydraulic system suction strainers to help reduce the possibility of ().
A salinity indicator is used to determine the ().
The amount of fluid friction or internal friction inherent in a mineral lubricating oil is reflected as a measure of its ().
The general purpose of a heat exchanger is to ().