EPA 608 Type III Test Questions Actual 2026
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Where do leaks commonly occur in d. Gaskets or fittings
low pressure systems?
a. Evaporator
b. Condenser
c. Purge unit
d. Gaskets or fittings
Where do leaks commonly occur in c. Shaft seal
open-drive type compressor
systems?
a. Evaporator
b. Condenser
c. Shaft seal
d. Cooling tower
,Does refrigerant go out of the b. Air and moisture enter the refrigeration system
system in low pressure systems or because it operates
does air and in a vacuum
moisture go in?
a. Refrigerant escapes through low
pressure leaks.
b. Air and moisture enter the
refrigeration system because it
operates
in a vacuum
c. Refrigerant leaks out through
shaft seals and gaskets.
When should a low pressure system c. When the system rises from 1 mm Hg to a level
be leak checked according to above 2.5 mm Hg during vacuum testing
ASHRAE
guideline 3-1996?
a. There are specific
recommendations.
b. During pressure checks
c. When the system rises from 1 mm
Hg to a level above 2.5 mm Hg
during vacuum testing
d. Leak check every year
, What does a purge unit do and d. Removes the air from the system. High
what is a high efficiency purge unit? efficiency purge system will
a. Removes the refrigerant from the expel very little refrigerant
system. High efficiency purge
system
will expel large quantities of
refrigerant
b. Removes the refrigerant from the
system. High efficiency purge
system
will expel very little refrigerant
c. Removes the oil from the system.
High efficiency purge system will
expel
very little refrigerant
d. Removes the air from the system.
High efficiency purge system will
expel very little refrigerant
Newest Updated Questions and Correct
Answers (Latest Update) (Verified
Answers by Expert)
Save
Terms in this set (45)
Where do leaks commonly occur in d. Gaskets or fittings
low pressure systems?
a. Evaporator
b. Condenser
c. Purge unit
d. Gaskets or fittings
Where do leaks commonly occur in c. Shaft seal
open-drive type compressor
systems?
a. Evaporator
b. Condenser
c. Shaft seal
d. Cooling tower
,Does refrigerant go out of the b. Air and moisture enter the refrigeration system
system in low pressure systems or because it operates
does air and in a vacuum
moisture go in?
a. Refrigerant escapes through low
pressure leaks.
b. Air and moisture enter the
refrigeration system because it
operates
in a vacuum
c. Refrigerant leaks out through
shaft seals and gaskets.
When should a low pressure system c. When the system rises from 1 mm Hg to a level
be leak checked according to above 2.5 mm Hg during vacuum testing
ASHRAE
guideline 3-1996?
a. There are specific
recommendations.
b. During pressure checks
c. When the system rises from 1 mm
Hg to a level above 2.5 mm Hg
during vacuum testing
d. Leak check every year
, What does a purge unit do and d. Removes the air from the system. High
what is a high efficiency purge unit? efficiency purge system will
a. Removes the refrigerant from the expel very little refrigerant
system. High efficiency purge
system
will expel large quantities of
refrigerant
b. Removes the refrigerant from the
system. High efficiency purge
system
will expel very little refrigerant
c. Removes the oil from the system.
High efficiency purge system will
expel
very little refrigerant
d. Removes the air from the system.
High efficiency purge system will
expel very little refrigerant
