Epa 608 universal Questions | 2026/2027 | Answers Correct |
With Complete Solutions
_______ is the process of removing refrigerant in any condition
from a system and storing it in an external container without
necessarily testing or processing it in any way. - Recovering
Correct Answers
______________refers to the process of cleaning refrigerant by
oil separation and single or multiple passes through filter-driers,
which reduce moisture and acidity? - Recycling Correct
Answers
_________is the process that returns refrigerant to new-product
specifications and that requires chemical analysis? - Reclaim
Correct Answers
"Self-contained" recovery devices: - can capture liquid and/or
vapor refrigerant without the assistance of components in the
air-conditioning or refrigeration equipment. Correct Answers
A compound pressure gauge, typically used on the low side of
the system, measures pressure in: - psig and inches of mercury
Correct Answers
A cylinder with a gray body and a yellow top indicates that the
cylinder is designed to hold: - recovered refrigerant Correct
Answers
A hermetic compressor must never be operated when: - there is
a dehydration vacuum in the system. Correct Answers
,A refillable refrigerant cylinder must never be filled to more
than_________ of its capacity by weight: - 80% Correct
Answers
A system is considered dehydrated when: - Correct Answers
the vacuum indicator shows you have reached and held the
required finished vacuum.
A system is dehydrated to: - remove water and water vapor.
Correct Answers
A ternary refrigerant blend is a _______ part mixture. - three-
part Correct Answers
According to ASHRAE's 1992 refrigerant safety classification
which of the following designations would be the most safe? -
A-1 Correct Answers
According to EPA regulations, which of the following is
procedures is NOT an approved technique for system cleanup
after a burnout? - flushing with liquid refrigerant to clean tubing
Correct Answers
According to the EPA, a_______ leak detection method is
considered to be the most effective for locating the general area
of a small leak. - electronic or ultrasonic tester Correct Answers
According to the EPA, an oil sample should be taken for which
of the following reasons? - They system had a leak or a major
component failure. Correct Answers
, According to the EPA, of the refrigerants liked below, which
types of refrigerants will not contribute to Global Warming? -
CFCs HCFCs HFCs all contribute to Global Warming Correct
Answers
According to the EPA, when dealing with customer complaints
regarding additional costs due to refrigerant recovery efforts, the
technician should: - explain the refrigerant recovery is necessary
to protect human health and the environment; explain that
refrigerant recovery is required by the Federal(and in some cases
state and local)laws; inform the customer that professional
service personnel are duty bound to follow the law and to
protect the environment Correct Answers
After 1995, any supplies of CFC refrigerants to service existing
units in the USA can only come from: - Correct Answers
recovery and recycling.
After refrigerant liquid transfer between recovery unit and the
system being emptied, you need to avoid trapping: - liquid
refrigerant between service valves. Correct Answers
All devices used for a refrigerant recovery must: - Meet EPA
standards Correct Answers
All recovery equipment currently being made is required to
have: - an EPA approved certification label. Correct Answers
An award of up to what amount may be paid to a person
supplying information that leads to a penalty against a
With Complete Solutions
_______ is the process of removing refrigerant in any condition
from a system and storing it in an external container without
necessarily testing or processing it in any way. - Recovering
Correct Answers
______________refers to the process of cleaning refrigerant by
oil separation and single or multiple passes through filter-driers,
which reduce moisture and acidity? - Recycling Correct
Answers
_________is the process that returns refrigerant to new-product
specifications and that requires chemical analysis? - Reclaim
Correct Answers
"Self-contained" recovery devices: - can capture liquid and/or
vapor refrigerant without the assistance of components in the
air-conditioning or refrigeration equipment. Correct Answers
A compound pressure gauge, typically used on the low side of
the system, measures pressure in: - psig and inches of mercury
Correct Answers
A cylinder with a gray body and a yellow top indicates that the
cylinder is designed to hold: - recovered refrigerant Correct
Answers
A hermetic compressor must never be operated when: - there is
a dehydration vacuum in the system. Correct Answers
,A refillable refrigerant cylinder must never be filled to more
than_________ of its capacity by weight: - 80% Correct
Answers
A system is considered dehydrated when: - Correct Answers
the vacuum indicator shows you have reached and held the
required finished vacuum.
A system is dehydrated to: - remove water and water vapor.
Correct Answers
A ternary refrigerant blend is a _______ part mixture. - three-
part Correct Answers
According to ASHRAE's 1992 refrigerant safety classification
which of the following designations would be the most safe? -
A-1 Correct Answers
According to EPA regulations, which of the following is
procedures is NOT an approved technique for system cleanup
after a burnout? - flushing with liquid refrigerant to clean tubing
Correct Answers
According to the EPA, a_______ leak detection method is
considered to be the most effective for locating the general area
of a small leak. - electronic or ultrasonic tester Correct Answers
According to the EPA, an oil sample should be taken for which
of the following reasons? - They system had a leak or a major
component failure. Correct Answers
, According to the EPA, of the refrigerants liked below, which
types of refrigerants will not contribute to Global Warming? -
CFCs HCFCs HFCs all contribute to Global Warming Correct
Answers
According to the EPA, when dealing with customer complaints
regarding additional costs due to refrigerant recovery efforts, the
technician should: - explain the refrigerant recovery is necessary
to protect human health and the environment; explain that
refrigerant recovery is required by the Federal(and in some cases
state and local)laws; inform the customer that professional
service personnel are duty bound to follow the law and to
protect the environment Correct Answers
After 1995, any supplies of CFC refrigerants to service existing
units in the USA can only come from: - Correct Answers
recovery and recycling.
After refrigerant liquid transfer between recovery unit and the
system being emptied, you need to avoid trapping: - liquid
refrigerant between service valves. Correct Answers
All devices used for a refrigerant recovery must: - Meet EPA
standards Correct Answers
All recovery equipment currently being made is required to
have: - an EPA approved certification label. Correct Answers
An award of up to what amount may be paid to a person
supplying information that leads to a penalty against a
