esco hvac final Questions and Correct
Answers/ Latest Update / Already
Graded
a liquid to suction heat exchanger is often used to
Ans: increase liquid subcooling
the term refrigerant conditions refer to which of the following
Ans: saturated, superheat, or subcooling refrigerant
the component in the refrigeration system used to catch and
prevent liquid from entering the compressor is called
Ans: the accumulator
an air conditioning system or heat pump must have
Ans: 400-450 CUBIC FEET OF AIR PER MIN ACROSS THE EVAPORATOR COIL.
the refrigerant charge in a txv remote bulb or power element must
, 2 | Page
Ans: have similar characteristics to the refrigerant in the system
the remote bulb of a txv should be fastened to the
Ans: outlet of the ecaporator
which of the following is true, of a solenoid valve in a pump down
system
Ans: it is located before the metering device
the evaporator temperature on an air conditioning system should be
Ans: 40 - 50 degrees F
the second-best way to charge a capillary tube system is
Ans: use the superheat charging table or curve
a partially clogged capillary tube can cause