Core
(BLANK) IS USED AS THE BASELINE MEASUREMENT FOR GWP.
carbon dioxide
WITH A INOPERATIVE COMPRESSOR, THE EQUIPMENT USED TO RECOVER MUST BE ABLE TO RECOVER (BLANK) OR THE REFRIGERANT OR ACHIEVE (BLANK) INCHES OF VACUUM.
80% or 4 hg
A VACUUM LEVEL OF (BLANK) SHOULD BE ACHIEVED TO ENSURE ALL MOISTURE AND NON-CONDENSABLES ARE REMOVED
500 microns
A (BLANK) KIT IS USED TO DETERMINE IF A TUBE IS LEAKING
hydrostatic tube test
A SINGLE CHLORINE ATOM CAN DESTROY UP TO (BLANK) OZONE MOLECULES.
100,000
A RECOVERY TANK HAS A (BLANK) TOP AND (BLANK) BODY.
Yellow top and Grey body
WHEN FILLING A CHARGING CYLINDER, THE REFRIGERANT THAT IS VENTED OFF THE TOP MUST BE (BLANK)
recovered
IN THE SUCTION LINE, AT THE OUTLET OF THE EVAPORATOR, (BLANK) CAN BE FOUND
suction line accumulator
THE PRIMARY PURPOSE OF A (BLANK) IS TO REMOVE NON-CONDENSABLES THAT LEAK INTO A LOW-PRESSURE CHILLER SYSTEM.
purge unit
(BLANK) WAS ESTABLISHED TO PROVIDE COMPARISONS OF THR GLOBAL WARMING IMPACTS OF DIFFERENT GASES OVER A SPAN OF TIME.
global warming potential (GWP)
A (BLANK) REFRIGERANT CYLINDER MAY NEVER BE USE TO RECOVER REFRIGERANTS.
disposable
BOTH (Blank) SHOULD BE INSTALLED WHEN RECOVERING REFRIGERANT FROM A HOUSEHOLD REFRIGERATOR OR ANY OTHER APPLIANCE TO IMPROVE THE SPEED OF RECOVERY.
high and low side
(BLANK) IS USED FOR CHECKING REFRIGERANT FOR MOISTURE AND (BLANK) SHOULD BE USED TO REMOVE ICE THAT HAS FORMED ON IT.
sight glass, alcohol
WHEN MAKING A NON-MAJOR REPAIR, YOU SHOULD WARM THE LIQUID REFRIGERANT WITH (BLANK).
hot water or heating blankets
(BLANK) TYPES OF REFRIGERANTS ARE SLIGHTLY FLAMMABLE.
A2L
A REFRIGERANT RECOVERY CYLINDER SHOULD NEVER BE FILLED MORE THAN (BLANK) OF ITS CAPACITY BY WEIGHT.
80%
IF THE PRESSURE IS (BLANK) AFTER OPENING A PIERCING ACCESS VALVE, THE RECOVERY CANNOT BE BEGIN.
0 pisg
ON THE HIGH SIDE OF THE COMPRESSOR, THE (BLANK) CAN BE FOUND.
discharge valve/line
BE CAREFUL WHEN HEATING THE SYSTEM, SINCE THE (BLANK) ON A RECOVERY VESSEL, FOR LOW PRESSURE REFRIERANTS, RELIEVES A 15 PSIG.
rupture disc
A (BLANK) SAMPLE SHOULD BE TAKEN THE UNIT HAS HAD A LEAK OR MAJOR COMPONENT FAILURE.
Oil
A REUSABLE CONTAINER FOR REFRIERANTS UNDER HIGH PRESSURE MUST BE (BLANK) TESTED EVERY 5 YEARS.
hydrostatically
A VACUUM PUMP MADE FOR SYSTEM DEHYDRATION MAY BE USED TO EVACUATE A RECOVERY CYLINDER TO BE USED AS A (BLANK)
recovery device
IF (BLANK) REMAIN IN THE REFRIGERATION SYSTEM, THE DISCHARGE PRESSURE WILL BE HIGH.
non-condensables
THE HIGH PRESSURE CUT OUT CONTROL ON A RECOVERY UNIT USED FOR EVACUATING/RECOVERING THE REFRIGERANT FROM A LOW PRESSURE CHILLER IS TYPICALLY SET AT (BLANK).
10 psig
MVAC-LIKE SYSTEMS DO NOT MEET THE CRITERIA FOR (BLANK) APPLIANCE CERTIFICATION NO MATTER THE TYPE OF REFRIGERANT.
type 1