ESCO FINAL EXAM QUESTIONS
AND ANSWERS 100% PASS
- ✔✔
a liquid to suction heat exchanger is often used to - ✔✔increase liquid subcooling
the term refrigerant conditions refer to which of the following - ✔✔saturated,
superheat, or subcooling refrigerant
the component in the refrigeration system used to catch and prevent liquid from
entering the compressor is called - ✔✔the accumulator
an air conditioning system or heat pump must have - ✔✔400-450 CUBIC FEET OF AIR
PER MIN ACROSS THE EVAPORATOR COIL.
the refrigerant charge in a txv remote bulb or power element must - ✔✔have similar
characteristics to the refrigerant in the system
the remote bulb of a txv should be fastened to the - ✔✔outlet of the ecaporator
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, which of the following is true, of a solenoid valve in a pump down system - ✔✔it is
located before the metering device
the evaporator temperature on an air conditioning system should be - ✔✔40 - 50
degrees F
the second-best way to charge a capillary tube system is - ✔✔use the superheat
charging table or curve
a partially clogged capillary tube can cause - ✔✔a starved evaporator
the purpose of the liquid pressure amplification is to - ✔✔help prevent flashing and
increase subcooling
the pressure at which the refrigerant changes state, from a vapor to a liquid is the -
✔✔condensing pressure
the basic components of a refrigeration system are - ✔✔compressor, discharge line,
receiver, metering device, evaporator, and suction line
a pressure gauge place anywhere from the metering device to the compressor will -
✔✔the low side or evaporating pressure
the factory superheat settings for txvs used with central air conditioning systems should
be - ✔✔about 10 degrees
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AND ANSWERS 100% PASS
- ✔✔
a liquid to suction heat exchanger is often used to - ✔✔increase liquid subcooling
the term refrigerant conditions refer to which of the following - ✔✔saturated,
superheat, or subcooling refrigerant
the component in the refrigeration system used to catch and prevent liquid from
entering the compressor is called - ✔✔the accumulator
an air conditioning system or heat pump must have - ✔✔400-450 CUBIC FEET OF AIR
PER MIN ACROSS THE EVAPORATOR COIL.
the refrigerant charge in a txv remote bulb or power element must - ✔✔have similar
characteristics to the refrigerant in the system
the remote bulb of a txv should be fastened to the - ✔✔outlet of the ecaporator
100% Pass Guarantee Emilly Charlotte, All Rights Reserved © 2025 1
, which of the following is true, of a solenoid valve in a pump down system - ✔✔it is
located before the metering device
the evaporator temperature on an air conditioning system should be - ✔✔40 - 50
degrees F
the second-best way to charge a capillary tube system is - ✔✔use the superheat
charging table or curve
a partially clogged capillary tube can cause - ✔✔a starved evaporator
the purpose of the liquid pressure amplification is to - ✔✔help prevent flashing and
increase subcooling
the pressure at which the refrigerant changes state, from a vapor to a liquid is the -
✔✔condensing pressure
the basic components of a refrigeration system are - ✔✔compressor, discharge line,
receiver, metering device, evaporator, and suction line
a pressure gauge place anywhere from the metering device to the compressor will -
✔✔the low side or evaporating pressure
the factory superheat settings for txvs used with central air conditioning systems should
be - ✔✔about 10 degrees
100% Pass Guarantee Emilly Charlotte, All Rights Reserved © 2025 2
