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EPA 608 study material including (Core, type 1, 2
and 3) Latest Update 2024-2025 Actual Exam 100
Questions and 100% Verified Correct Answers
Guaranteed A+
35% or more in commercial refridgeration or industrial process equipment with 50
pounds of charge or more must be repaired - CORRECT ANSWER: for appliances with
50 pounds of charge or more other than industrial process equipment and commercial
refridgeration, an annual leak rate of 15% or more must be repaired
a complicated distillation process that returns recovered refridgerant to the purity of
factory fresh refridgerant. - CORRECT ANSWER: Reclaiming (ARI Standard 700)
a high capacity vacuum pump and short, large diameter hoses will - CORRECT
ANSWER: dramatically reduce emissions, pressure drop, and evacuation/dehydration
time
a vacum pump should be connected - CORRECT ANSWER: as far away from the pump
as possible
according to the clean air act, no person installing, maintaining, repairing, or disposing
of any appliance may knowingly vent or otherwise release into the environment and
class 1 or class 2 substance after - CORRECT ANSWER: July 1, 1992
Air conditioner (ideal-75°f) - CORRECT ANSWER: High temperature
all nitrogen tanks should be equipped with a regulator to lower outlet pressure -
CORRECT ANSWER: ...
any device which contains and uses a class 1 or class 2 substance as a refridgerant
and is used for household or commercial purpose. - CORRECT ANSWER: appliance
, any regulated refridgerant released while filling a graduated charging cylinder -
CORRECT ANSWER: must be recovered
appliances that have a hermetic compressor and hold 5 pounds or less (window units,
domestic refridgerators, and freezer or under the counter ice maker - CORRECT
ANSWER: Small sppliances
are typically charged with liquid through the evaporator charging valve - CORRECT
ANSWER: Chillers
as a general rule, different lubricants should never be mixed - CORRECT ANSWER: ...
ASHRAE standard 15 specifies the requirements and use of refridgerants sensors in
equipment machine rooms - CORRECT ANSWER: ASHRAE standard 15 requires
equipment rooms to have refridgerant sensors for all refridgerant safety groups
azeotrope - CORRECT ANSWER: where the mixture behaves like a single chemical
(new refrigerant)
bacteria sets as 43°f - CORRECT ANSWER: ...
before discarding a container the internal cylinder pressure should be reduced to at
least - CORRECT ANSWER: 0 psig
Causes a change in temperature, but not cause a change of state, can be measured
with a thermometer - CORRECT ANSWER: Sensible Heat
causes change of state, cannot be felt, cannot be measured with a thermometer, but
does not cause a change in temperature. - CORRECT ANSWER: Latent Heat
certification of recovery machines - CORRECT ANSWER: November 15, 1993
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