EPA 608 Core- Mainstream Engineering
_____________ refrigerants are the maximum dangerous to stratospheric ozone. - ANS-CFCs
_____________ refrigerants have the highest ODP. - ANS-CFCs
______________ incorporates chlorine. - ANS-R-22
_____________________ refrigerant has an ODP this is extra than 1. - ANS-R-22
________________damages stratospheric ozone. - ANS-HCFCs
A ________________ recovery tool makes use of the compressor inside the equipment and/or
the stress of the refrigerant inside the appliance. - ANS-system-established
A "self-contained" restoration tool ________________. - ANS-removes refrigerant with the help
of components within the appliance
A discount in stratospheric ozone causes _______________. - ANS-Decreased crop yields and
harm to marine organisms
A machine is taken into consideration dehydrated when ________________________. - ANS-a
micron-gauge suggests you have reached and held a vacuum of 500 microns or much less with
the vacuum pump remoted from the gadget
A device is evacuated ___________________. - ANS-to dehydrate the device
According to the Roland-Molina idea, _________ are destroyed through each chlorine atom in
the stratosphere. - ANS-a hundred,000 ozone molecules
After a refrigerant is phased-out, resources of that refrigerant for system servicing can most
effective come from __________________. - ANS-recovered and reclaimed gas
All CFC, HCFC, and HFC refrigerant recovery gadgets need to _________________. -
ANS-meet EPA requirements
All refrigerants _________________. - ANS-have to be recovered before beginning or getting
rid of home equipment
Always measure the very last device vacuum __________________. - ANS-with the device
isolated from the vacuum pump
, An instance of an HCFC refrigerant is: - ANS-R-123
Before disposing of any equipment containing refrigerant __________________. - ANS-get
better the refrigerant
CFCs and HCFCs _____________making them capable of attaining the stratospheric ozone
layer. - ANS-do no longer dissolve in water or without problems spoil down inside the ecosystem
Dehydrating way to eliminate ______________. - ANS-water and water vapor
Distributors need to verify __________________ before they can sell refrigerant. - ANS-that the
patron employs at the least one Section 608 licensed technician
During servicing of any refrigeration machine, the refrigerant ought to be______________. -
ANS-recovered
EPA regulations simplest allow recovered or recycled refrigerant to be _________________. -
ANS-charged into the same or any other equipment owned by using the same person
EPA policies require appliances to have ___________. - ANS-a provider aperture or manner
stub
HCFC refrigerants are made from ___________________. - ANS-Hydrogen, chlorine, fluorine,
and carbon
How does the GWP of R-410A examine to carbon dioxide? - ANS-The GWP of R-410A is heaps
of instances greater.
How does the GWP of R-410A examine to carbon dioxide? - ANS-The GWP of R-410A is heaps
of instances greater.
How does the GWP of R-441A examine to the GWPs of R-410A? - ANS-The GWP of R-441A is
substantially decrease.
How does the GWP of R-441A examine to the GWPs of R-410A? - ANS-The GWP of R-441A is
drastically lower.
How a whole lot can a technician be fined for venting a non-exempt refrigerant from a machine?
- ANS-$44,539 in keeping with day in keeping with violation
How have to disposable cylinders be discarded? - ANS-Recover all closing refrigerant, render
the cylinders vain, and recycle the metallic.
_____________ refrigerants are the maximum dangerous to stratospheric ozone. - ANS-CFCs
_____________ refrigerants have the highest ODP. - ANS-CFCs
______________ incorporates chlorine. - ANS-R-22
_____________________ refrigerant has an ODP this is extra than 1. - ANS-R-22
________________damages stratospheric ozone. - ANS-HCFCs
A ________________ recovery tool makes use of the compressor inside the equipment and/or
the stress of the refrigerant inside the appliance. - ANS-system-established
A "self-contained" restoration tool ________________. - ANS-removes refrigerant with the help
of components within the appliance
A discount in stratospheric ozone causes _______________. - ANS-Decreased crop yields and
harm to marine organisms
A machine is taken into consideration dehydrated when ________________________. - ANS-a
micron-gauge suggests you have reached and held a vacuum of 500 microns or much less with
the vacuum pump remoted from the gadget
A device is evacuated ___________________. - ANS-to dehydrate the device
According to the Roland-Molina idea, _________ are destroyed through each chlorine atom in
the stratosphere. - ANS-a hundred,000 ozone molecules
After a refrigerant is phased-out, resources of that refrigerant for system servicing can most
effective come from __________________. - ANS-recovered and reclaimed gas
All CFC, HCFC, and HFC refrigerant recovery gadgets need to _________________. -
ANS-meet EPA requirements
All refrigerants _________________. - ANS-have to be recovered before beginning or getting
rid of home equipment
Always measure the very last device vacuum __________________. - ANS-with the device
isolated from the vacuum pump
, An instance of an HCFC refrigerant is: - ANS-R-123
Before disposing of any equipment containing refrigerant __________________. - ANS-get
better the refrigerant
CFCs and HCFCs _____________making them capable of attaining the stratospheric ozone
layer. - ANS-do no longer dissolve in water or without problems spoil down inside the ecosystem
Dehydrating way to eliminate ______________. - ANS-water and water vapor
Distributors need to verify __________________ before they can sell refrigerant. - ANS-that the
patron employs at the least one Section 608 licensed technician
During servicing of any refrigeration machine, the refrigerant ought to be______________. -
ANS-recovered
EPA regulations simplest allow recovered or recycled refrigerant to be _________________. -
ANS-charged into the same or any other equipment owned by using the same person
EPA policies require appliances to have ___________. - ANS-a provider aperture or manner
stub
HCFC refrigerants are made from ___________________. - ANS-Hydrogen, chlorine, fluorine,
and carbon
How does the GWP of R-410A examine to carbon dioxide? - ANS-The GWP of R-410A is heaps
of instances greater.
How does the GWP of R-410A examine to carbon dioxide? - ANS-The GWP of R-410A is heaps
of instances greater.
How does the GWP of R-441A examine to the GWPs of R-410A? - ANS-The GWP of R-441A is
substantially decrease.
How does the GWP of R-441A examine to the GWPs of R-410A? - ANS-The GWP of R-441A is
drastically lower.
How a whole lot can a technician be fined for venting a non-exempt refrigerant from a machine?
- ANS-$44,539 in keeping with day in keeping with violation
How have to disposable cylinders be discarded? - ANS-Recover all closing refrigerant, render
the cylinders vain, and recycle the metallic.
