EPA 609 Practice ACTUAL UPDATED QUESTIONS AND CORRECT ANSWERS
R-134a is a chlorine-free refrigerant True
Ozone layer absorbs and scatters ______ from the sun ultraviolet light
For determining the Ozone Depletion Potential ________ CFC-11
having been assigned a factor of 1
, A refillable refrigerant cylinder must not be filled above 80%
____ of its full capacity.
Ozone at ground level and at Stratosphere is a harmful False
pollutant
Each chlorine ion can able to destroy _____ ozone 100,000
molecules
Lifetime of CFCs is believed to range from____ years 20-100
An award of up to ____ may be paid to a person $10,000
supplying information that leads to a penalty against a
technician who is intentionally venting.
Ester-based synthetic oils can be mixed with other oils False
Since __ , it is illegal to vent substitutes for CFC and Nov 15, 1995
HCFC refrigerants
MVAC systems being disposed must be evacuated to _____ 4 inches
of mercury before being scrapped
Since ____ , it is no longer legal for CFCs to be Jan 1, 1996
manufactured or imported into the United States
The Clean Air Act (CAA) of ____ directs EPA to establish 1990
requirements to prevent the release of ozone depleting
substances.
At high temperatures, CFC-12 can decompose to form hydrochloric and hydrofluoric acid
_______
Ozone molecule consists of ____ atoms of oxygen three
CFCs are highly reactive in ___ of atmosphere lower
Non-condensables in a refrigeration system result in a higher
____ discharge pressure
Moisture level in Recycled R-12 (CFC-12) that has been 15
directly removed from, and intended to be returned to, a
mobile air-conditioning system cannot exceed ____ PPM
by weight.
Over the road refrigeration units and R-22 (HCFC) air 608
conditioning, such as that found in buses, also requires
Section____ certification
R-134a is a chlorine-free refrigerant True
Ozone layer absorbs and scatters ______ from the sun ultraviolet light
For determining the Ozone Depletion Potential ________ CFC-11
having been assigned a factor of 1
, A refillable refrigerant cylinder must not be filled above 80%
____ of its full capacity.
Ozone at ground level and at Stratosphere is a harmful False
pollutant
Each chlorine ion can able to destroy _____ ozone 100,000
molecules
Lifetime of CFCs is believed to range from____ years 20-100
An award of up to ____ may be paid to a person $10,000
supplying information that leads to a penalty against a
technician who is intentionally venting.
Ester-based synthetic oils can be mixed with other oils False
Since __ , it is illegal to vent substitutes for CFC and Nov 15, 1995
HCFC refrigerants
MVAC systems being disposed must be evacuated to _____ 4 inches
of mercury before being scrapped
Since ____ , it is no longer legal for CFCs to be Jan 1, 1996
manufactured or imported into the United States
The Clean Air Act (CAA) of ____ directs EPA to establish 1990
requirements to prevent the release of ozone depleting
substances.
At high temperatures, CFC-12 can decompose to form hydrochloric and hydrofluoric acid
_______
Ozone molecule consists of ____ atoms of oxygen three
CFCs are highly reactive in ___ of atmosphere lower
Non-condensables in a refrigeration system result in a higher
____ discharge pressure
Moisture level in Recycled R-12 (CFC-12) that has been 15
directly removed from, and intended to be returned to, a
mobile air-conditioning system cannot exceed ____ PPM
by weight.
Over the road refrigeration units and R-22 (HCFC) air 608
conditioning, such as that found in buses, also requires
Section____ certification
