EPA 608 Practice exam type 1 Updated 2024/2025 Verified 100%
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Course
EPA 608
Institution
EPA 608
A __________ recovery device can be use for type 1 small appliance applications or type 2 applications if
the total charge is below 15 pounds. - System dependent
Always _____________ when connecting or disconnecting refrigeration hoses. - 1.) wear safety
eyewear and butyl-lined gloves 2.) verify...
A __________ recovery device can be use for type 1 small appliance applications or type 2 applications if
the total charge is below 15 pounds. - System dependent
Always _____________ when connecting or disconnecting refrigeration hoses. - 1.) wear safety
eyewear and butyl-lined gloves 2.) verify the hoses are rated for the refrigerant being used 3.) avoid
trapping liquid refrigerant in the hoses
To reach the necessary recovery level, when using a ________, it will most likely be essential to heat and
strike the compressor with a rubber mallet to release any refrigerant. - Passive recovery devices
on a small appliance with a non-operating compressor
New household refrigerators with a charge of less than 57 grams (2 ounces weight) can use any of the
following refrigerants, except. - R-1235yf
A small Pliance is defined as a system that is - Manufactured, fully charged, and hermetically
sealed in a factory with a charge of 5 pounds or less
You must have a self-contained recovery machine available unless you only work on - Small
appliances
Recovery devices for use with small appliances must be capable of - Recovering 90% of the
refrigerant when the compressor is operating
The hydrocarbon refrigerant approved for retrofit into existing household refrigerators is - None.
Hydrocarbons are not approved for any retrofit applications
And exempt refrigerant is any refrigerant that has a 0 Ozone depletion potential (0 ODP) any global
warming potential (GWP) equal to or lower than carbon dioxide, that is a GWP of _________ or less. -
1
, What is not a small appliance? - An MVAC-like system that holds 3 pounds of R-22
Any system with a charger less than ________ pounds can you system dependent recovery equipment. -
15
Anytime pressurized nitrogen is put into the system, the nitrogen gas - Maybe vented to the
ambient air
A passive system dependent recovery process - Recovered refrigerant in a non-pressurized
container
What is the pressure of a storage cylinder of R-134A, that is stored in a room where the temperature is
100°F? - 124 PSIG
The sale of reclaimed CFC, HCFC, HFC, and HFO refrigerants is_______. - Restricted to technicians
who are EPA certified and refrigerant recovery
What is the pressure of a storage cylinder of R-404A, that is stored in a room where the temperature is
100°F? - 237 psig
Any refrigerant that is vented off the top of the charging cylinder - Must be recovered
Recovery of refrigerant cannot begin if the initial pressure in the system is - 0 psig
What is the pressure of the storage cylinder of R-410a, that is stored in a room where the temperature is
100°F? - 319 psig
You must know the ________ before beginning a refrigerant recovery. - Type of refrigerant that is
in the system
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