EPA 608 Type III Test Questions Actual 2026
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Identify the pressure corresponding b) 20 inches of Hg vacuum
to 32 degrees F for R-123: ________.
a) 23 inches of Hg vacuum
b) 20 inches of Hg vacuum
c) 17 inches of Hg vacuum
d) 11 inches of Hg vacuum
A hydrostatic tube test kit is used to: d) determine if a tube leaks
_________.
a) blow all water from the tubes
b) remove any water from the
machine
c) vent refrigerant
d) determine if a tube leaks
,Excessive running of a purge d) system is leaking
system on a low pressure chiller
generally indicates that the:
___________.
a) air sensors are faulty
b) ambient temperature is too high
c) efficiency of the purge unit is too
low
d) system is leaking
When recovering vapor from a low c) the systems water pumps, the recovery
pressure refrigeration system: compressor, and the recovery condenser water
__________. should all be on
a) water pumps should all be on,
and the recovery compressor
should be off
b) system water pumps should be
on, the recovery compressor
should be on, and the recovery
condenser water should be off
c) the systems water pumps, the
recovery compressor, and the
recovery condenser water should
all be on
d) system water pumps should be
off, and the recovery compressor
should be on
,ASHRAE Standard 15 - 1994 d) All refrigerant safety group classifications
requires equipment room
refrigerant sensors for what safety
group classifications?
a) A1
b) B2
c) A2
d) All refrigerant safety group
classifications.
If you are using a recovery machine c) 25 inches of Hg vacuum
manufactured BEFORE November
15, 1993, you must evacuate any
low-pressure appliance to _______
before making a major repair.
a) 0 psig
b) 15 inches of Hg vacuum
c) 25 inches of Hg vacuum
d) 25mm of Hg absolute
A rupture disc on a recovery vessel c) 15 psig
for low pressure refrigerants
relieves at: ________.
a) 5 psig
b) 10 psig
c) 15 psig
d) 20 psig
, The primary water source for a c) local municipal water supply
recovery unit condensing coil is:
_________.
a) chilled water
b) condenser water
c) local municipal water supply
d) de-ionized water
Which of the following repairs that a) replacement of an evaporator coil
would ALWAYS be considered
"major" under EPA's regulations?
a) replacement of an evaporator
coil
b) replacement of a filter-drier
c) replacement of a switch
d) replacement of a purge unit
According to the EPA, there is d) 100 pounds.
approximately ________ of refrigerant
vapor left in an average 350 ton R-
11 chiller at 0 psig pressure once all
the R-11 liquid has been removed.
a) None.
b) 10 pounds.
c) 20 pounds.
d) 100 pounds.
A centrifugal chiller's rupture disk is b) evaporator
connected to the chiller's: ________.
a) condenser
b) evaporator
c) liquid line
d) economizer
Newest Updated Questions and Correct
Answers (Latest Update) (Verified
Answers by Expert)
Save
Terms in this set (96)
Identify the pressure corresponding b) 20 inches of Hg vacuum
to 32 degrees F for R-123: ________.
a) 23 inches of Hg vacuum
b) 20 inches of Hg vacuum
c) 17 inches of Hg vacuum
d) 11 inches of Hg vacuum
A hydrostatic tube test kit is used to: d) determine if a tube leaks
_________.
a) blow all water from the tubes
b) remove any water from the
machine
c) vent refrigerant
d) determine if a tube leaks
,Excessive running of a purge d) system is leaking
system on a low pressure chiller
generally indicates that the:
___________.
a) air sensors are faulty
b) ambient temperature is too high
c) efficiency of the purge unit is too
low
d) system is leaking
When recovering vapor from a low c) the systems water pumps, the recovery
pressure refrigeration system: compressor, and the recovery condenser water
__________. should all be on
a) water pumps should all be on,
and the recovery compressor
should be off
b) system water pumps should be
on, the recovery compressor
should be on, and the recovery
condenser water should be off
c) the systems water pumps, the
recovery compressor, and the
recovery condenser water should
all be on
d) system water pumps should be
off, and the recovery compressor
should be on
,ASHRAE Standard 15 - 1994 d) All refrigerant safety group classifications
requires equipment room
refrigerant sensors for what safety
group classifications?
a) A1
b) B2
c) A2
d) All refrigerant safety group
classifications.
If you are using a recovery machine c) 25 inches of Hg vacuum
manufactured BEFORE November
15, 1993, you must evacuate any
low-pressure appliance to _______
before making a major repair.
a) 0 psig
b) 15 inches of Hg vacuum
c) 25 inches of Hg vacuum
d) 25mm of Hg absolute
A rupture disc on a recovery vessel c) 15 psig
for low pressure refrigerants
relieves at: ________.
a) 5 psig
b) 10 psig
c) 15 psig
d) 20 psig
, The primary water source for a c) local municipal water supply
recovery unit condensing coil is:
_________.
a) chilled water
b) condenser water
c) local municipal water supply
d) de-ionized water
Which of the following repairs that a) replacement of an evaporator coil
would ALWAYS be considered
"major" under EPA's regulations?
a) replacement of an evaporator
coil
b) replacement of a filter-drier
c) replacement of a switch
d) replacement of a purge unit
According to the EPA, there is d) 100 pounds.
approximately ________ of refrigerant
vapor left in an average 350 ton R-
11 chiller at 0 psig pressure once all
the R-11 liquid has been removed.
a) None.
b) 10 pounds.
c) 20 pounds.
d) 100 pounds.
A centrifugal chiller's rupture disk is b) evaporator
connected to the chiller's: ________.
a) condenser
b) evaporator
c) liquid line
d) economizer
