epa 608 universal Latest Update 2024-2025
Actual Exam 160 Questions and 100% Verified
Correct Answers Guaranteed A+
_______ 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 ANSWER:
______________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 ANSWER:
_________is the process that returns refrigerant to new-product specifications and that
requires chemical analysis? - Reclaim - CORRECT ANSWER:
"Self-contained" recovery devices: - can capture liquid and/or vapor refrigerant without
the assistance of components in the air-conditioning or refrigeration equipment. -
CORRECT ANSWER:
A compound pressure gauge, typically used on the low side of the system, measures
pressure in: - psig and inches of mercury - CORRECT ANSWER:
A cylinder with a gray body and a yellow top indicates that the cylinder is designed to
hold: - recovered refrigerant - CORRECT ANSWER:
A hermetic compressor must never be operated when: - there is a dehydration vacuum
in the system. - CORRECT ANSWER:
A refillable refrigerant cylinder must never be filled to more than_________ of its
capacity by weight: - 80% - CORRECT ANSWER:
,A system is considered dehydrated when: - - CORRECT ANSWER: the vacuum
indicator shows you have reached and held the required finished vacuum.
A system is dehydrated to: - remove water and water vapor. - CORRECT ANSWER:
A ternary refrigerant blend is a _______ part mixture. - three-part - CORRECT
ANSWER:
According to ASHRAE's 1992 refrigerant safety classification which of the following
designations would be the most safe? - A-1 - CORRECT ANSWER:
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 ANSWER:
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 ANSWER:
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 ANSWER:
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 ANSWER:
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 ANSWER:
, After 1995, any supplies of CFC refrigerants to service existing units in the USA can
only come from: - - CORRECT ANSWER: 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
ANSWER:
All devices used for a refrigerant recovery must: - Meet EPA standards - CORRECT
ANSWER:
All recovery equipment currently being made is required to have: - an EPA approved
certification label. - CORRECT ANSWER:
An award of up to what amount may be paid to a person supplying information that
leads to a penalty against a technician who is intentionally venting? - 10,000 -
CORRECT ANSWER:
An example of a HFC refrigerant is: - R-134a - CORRECT ANSWER:
An example of a HFC refrigerant is: - R-410A - CORRECT ANSWER:
An example of an HCFC is: - R-22 - CORRECT ANSWER:
An example of an HFC refrigerant is: - R-134a - CORRECT ANSWER:
An example of an HFC refrigerant is: - R-410A - CORRECT ANSWER:
Before you dispose of any system containing a refrigerant, you must: - recover the
refrigerant. - CORRECT ANSWER:
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