EPA 608 Type 3
______ is the method of putting off refrigerant in any circumstance from storing it in an external
container with out important testing or processing it in any way - ANS-Recovering
_______ refers to the technique of cleaning refrigerant with the aid of oil seperation 7 unmarried
or a couple of passes through filter out driers which reduce moisture and acidity? -
ANS-Recycling
A compressor heater is used to: - ANS-lessen the quantity of refrigerant inside the lubricating oil
A cyclinder with a gray frame and yellow top is designed to maintain: - ANS-recovered
refrigerant
A hydrostatic tube check kit is used to: - ANS-decide if a tube leaks
A passive system-based restoration tool for small appliances: - ANS-captures refrigerant in a
non-pressurized field
A reciprocating compressor ought to not be energized if the - ANS-discharge service valve has
closed
A recovery cyclinder that's half full of recovered R-410A @ 90*F, in the absence of
non-condensables may be presurized to: - ANS-300 psig.
A recovery cylinder that's half of complete of recovered R-22 at everyday room temperature
about seventy five, inside the absence of non-condensables, will be pressurized to: -
ANS-seventy five psig
A refrigerant that can be used as a right away service drop in subsitute for R-12 in a small
equipment is: - ANS-NONE
A rupture disc on a recuperation vessel for a low stress refrigerants relieves at: - ANS-15 psig
A fashionable vacuum pump designed for evacuation & dehydration can: - ANS-be handiest
used as a restoration tool in mixture with a non pressurized field
A machine can be evacuated to only atmospheric strain whilst: - ANS-leaks within the appliance
make the evacuation to the prescribed degree not possible
, A gadget does now not have to be evacuated all the manner to the required stage when: -
ANS-leaks inside the appliance make evacuation to the prescribed stage unimaginable
A device is considered dehydrated whilst: - ANS-the vacuum indicator shows you have reached
& held the required finished vacuum
A machine is dehydrated to: - ANS-cast off water & water vapor
A gadget is dehydrated to: - ANS-take away water and water vapor
A ternary refrigerant mixture is a ____ element aggregate - ANS-3
According to ASHRAE Guideline 3-1996, if the strain in a machine rises from 1 mm Hg to a
stage above ____ during a standing vacuum test, the device must be checked for leaks. -
ANS-2.Five mm Hg
According to ASHRAE's 1992 refrigerant safety type, which designations is the most secure -
ANS-A-1
According to the EPA there may be about _____ refrigerant vapor left in a mean 350 ton R-11
chiller at 0 psig stress as soon as all the R-11 liquid has been removed. - ANS-a hundred kilos
According to the EPA which restoration device renovation practice(s) ought to be preformed on
a normal basis? - ANS-take a look at recuperation tool for refrigerant leaks
After reaching the desired restoration vacuum on a chiller, you must - ANS-Wait for as a
minimum a couple of minutes to see if the machine stress rises, indicating that there is till
refrigerant in a liquid shape or inside the oil
After improving the liquid refrigerant you have to: - ANS-get better the vapor refrigerant
After refrigerant liquid has been recovered from a gadget, any closing vapor is: -
ANS-condensed via the recuperation machine
After refrigerant liquid switch between recuperation unit & the machine being emptied ou need
to keep away from trapping: - ANS-liquid refrigerant between service valves
Anyone who recovers refrigeration all through renovation, carrier or repair of small home
equipment have to be certified as both a widely wide-spread Tech or a: - ANS-Type 1 tech
ASHRAE preferred 15-1994 calls for that each equipment room should prompt an alarm and
mechanical air flow beofre refrigerant concentrations exceed: - ANS-the threshold limit valve
and time weighted common
______ is the method of putting off refrigerant in any circumstance from storing it in an external
container with out important testing or processing it in any way - ANS-Recovering
_______ refers to the technique of cleaning refrigerant with the aid of oil seperation 7 unmarried
or a couple of passes through filter out driers which reduce moisture and acidity? -
ANS-Recycling
A compressor heater is used to: - ANS-lessen the quantity of refrigerant inside the lubricating oil
A cyclinder with a gray frame and yellow top is designed to maintain: - ANS-recovered
refrigerant
A hydrostatic tube check kit is used to: - ANS-decide if a tube leaks
A passive system-based restoration tool for small appliances: - ANS-captures refrigerant in a
non-pressurized field
A reciprocating compressor ought to not be energized if the - ANS-discharge service valve has
closed
A recovery cyclinder that's half full of recovered R-410A @ 90*F, in the absence of
non-condensables may be presurized to: - ANS-300 psig.
A recovery cylinder that's half of complete of recovered R-22 at everyday room temperature
about seventy five, inside the absence of non-condensables, will be pressurized to: -
ANS-seventy five psig
A refrigerant that can be used as a right away service drop in subsitute for R-12 in a small
equipment is: - ANS-NONE
A rupture disc on a recuperation vessel for a low stress refrigerants relieves at: - ANS-15 psig
A fashionable vacuum pump designed for evacuation & dehydration can: - ANS-be handiest
used as a restoration tool in mixture with a non pressurized field
A machine can be evacuated to only atmospheric strain whilst: - ANS-leaks within the appliance
make the evacuation to the prescribed degree not possible
, A gadget does now not have to be evacuated all the manner to the required stage when: -
ANS-leaks inside the appliance make evacuation to the prescribed stage unimaginable
A device is considered dehydrated whilst: - ANS-the vacuum indicator shows you have reached
& held the required finished vacuum
A machine is dehydrated to: - ANS-cast off water & water vapor
A gadget is dehydrated to: - ANS-take away water and water vapor
A ternary refrigerant mixture is a ____ element aggregate - ANS-3
According to ASHRAE Guideline 3-1996, if the strain in a machine rises from 1 mm Hg to a
stage above ____ during a standing vacuum test, the device must be checked for leaks. -
ANS-2.Five mm Hg
According to ASHRAE's 1992 refrigerant safety type, which designations is the most secure -
ANS-A-1
According to the EPA there may be about _____ refrigerant vapor left in a mean 350 ton R-11
chiller at 0 psig stress as soon as all the R-11 liquid has been removed. - ANS-a hundred kilos
According to the EPA which restoration device renovation practice(s) ought to be preformed on
a normal basis? - ANS-take a look at recuperation tool for refrigerant leaks
After reaching the desired restoration vacuum on a chiller, you must - ANS-Wait for as a
minimum a couple of minutes to see if the machine stress rises, indicating that there is till
refrigerant in a liquid shape or inside the oil
After improving the liquid refrigerant you have to: - ANS-get better the vapor refrigerant
After refrigerant liquid has been recovered from a gadget, any closing vapor is: -
ANS-condensed via the recuperation machine
After refrigerant liquid switch between recuperation unit & the machine being emptied ou need
to keep away from trapping: - ANS-liquid refrigerant between service valves
Anyone who recovers refrigeration all through renovation, carrier or repair of small home
equipment have to be certified as both a widely wide-spread Tech or a: - ANS-Type 1 tech
ASHRAE preferred 15-1994 calls for that each equipment room should prompt an alarm and
mechanical air flow beofre refrigerant concentrations exceed: - ANS-the threshold limit valve
and time weighted common
