CFESA REFRIGERATION CERTIFICATION TEST
EXAM (ACTUAL EXAM) WITH CORRECT 125
ACTUAL QUESTIONS AND CORRECTLY WELL
DEFINED ANSWERS LATEST ALREADY GRADED
A+ 2026
Save
Terms in this set (125)
1. The function of the compressor is B. to lower the pressure in the evaporator so that
: the refrigerant temperature is lowered below the
temperature of the air in the box .
2 . Forced air evaporator coils are A. they absorb more heat in less time .
commonly used because :
3 . Evaporator A operates with a 5 ° D. Box A operates with higher humidity than box
TD and evaporator B operates with B
a 15⁰ TD .
, 4 Whenever you re soldering D. B & C
refrigerant lines :
5 . R404A must be charged into a A. In a liquid state
system :
6 . If an evaporator fan motor needs C. Any motor with the exact HP , speed , voltage ,
to be replaced it must be replaced mounting and rotation
with :
7 . The fan blade on an evaporator B. The blade is mounted mid way into the
or condenser must be positioned in evaporator housing opening or fan shroud
the housing or shroud so that : opening on a condenser .
8. Which of the following C. R - 409A
refrigerants is an interim choice for
a replacement for R - 12 in a system
that had a leak in the condenser
and lost all of its refrigerant ?
9 . Which refrigerant is an interim d . R408A
refrigerant choice for a R502
system that had a major leak in the
evaporator
10 . When evacuating a refrigeration B. Micron gauge
system what tool is needed to
ensure a good evacuation and to
help inform you if there is any
moisture or leaks in the system :
11 . Which refrigerant would you B. R404A
convert a walk in freezer to if
replacing the condensing unit on an
R502 system :
EXAM (ACTUAL EXAM) WITH CORRECT 125
ACTUAL QUESTIONS AND CORRECTLY WELL
DEFINED ANSWERS LATEST ALREADY GRADED
A+ 2026
Save
Terms in this set (125)
1. The function of the compressor is B. to lower the pressure in the evaporator so that
: the refrigerant temperature is lowered below the
temperature of the air in the box .
2 . Forced air evaporator coils are A. they absorb more heat in less time .
commonly used because :
3 . Evaporator A operates with a 5 ° D. Box A operates with higher humidity than box
TD and evaporator B operates with B
a 15⁰ TD .
, 4 Whenever you re soldering D. B & C
refrigerant lines :
5 . R404A must be charged into a A. In a liquid state
system :
6 . If an evaporator fan motor needs C. Any motor with the exact HP , speed , voltage ,
to be replaced it must be replaced mounting and rotation
with :
7 . The fan blade on an evaporator B. The blade is mounted mid way into the
or condenser must be positioned in evaporator housing opening or fan shroud
the housing or shroud so that : opening on a condenser .
8. Which of the following C. R - 409A
refrigerants is an interim choice for
a replacement for R - 12 in a system
that had a leak in the condenser
and lost all of its refrigerant ?
9 . Which refrigerant is an interim d . R408A
refrigerant choice for a R502
system that had a major leak in the
evaporator
10 . When evacuating a refrigeration B. Micron gauge
system what tool is needed to
ensure a good evacuation and to
help inform you if there is any
moisture or leaks in the system :
11 . Which refrigerant would you B. R404A
convert a walk in freezer to if
replacing the condensing unit on an
R502 system :
