Which component of CFC refrigerant is the cause of ozone depletion? - ANSWER Chlorine
pg1
The Stratospheric Ozone layer protects us from; - ANSWER ultraviolet radiation pg1
The current standard for recovery only equipment is SAE; - ANSWER J2810 pg3
When checking a cylinder of recycled HFC-134a for non-condensable gasses at 70F, the pres-
sure should not exceed: - ANSWER 76 psig pg10
Section 609 of the Federal Clean Air Act requires that all persons servicing motor vehicle air
conditioning must; - ANSWER all of the above pg 1
After charging a system using manifold gauges, the refrigerant in the hoses; - ANSWER
must be recovered pg 5
Recovery cylinders must be; - ANSWER UL or DOT approved
After initial recovery procedures, the technician should; - ANSWER . wait 5 minutes to de-
termine if the system returns to a positive pressure
Violations of Section 609 of the Clean Air Act may result in; - ANSWER all of the above
After initial recovery procedure, if additional recovery is required, repeat the recovery pro-
cess until the A/C system vacuum remains stable for; - ANSWER 2 minutes
1
, Before retrofitting a motor vehicle air conditioning system, make sure that the replacement
refrigerant is: - ANSWER EPA - SNAP approved
Before charging a system with recycled refrigerant, the refrigerant should be checked for; -
ANSWER non consensables
Service hoses must have ________ within 12" (30cm) of the end of the hose. - ANSWER
shut off valves
When disposing of an empty or near empty disposable cylinder, you should; - ANSWER all
of above
Prior to introducing recovered refrigerant to a motor vehicle; - ANSWER recycle the re-
frigerant to SAE standards (J1991 or J2099)
. Refrigerant must not be vented because; - ANSWER all of the above
Before transferring recycled refrigerant into an empty storage cylinder, the cylinder should
first be; - ANSWER evacuated to at least 27" hg.
One kilogram is equal to; - ANSWER 2.2 pounds
Recycling equipment manufactured to SAE standards is capable of cleaning refrigerants to an
acceptable level; - ANSWER only if it came from a motor vehicle
Recovery cylinders must not be filled above 80% of their capacity and the safe filling capacity
can be controlled by; - ANSWER any of above
2
pg1
The Stratospheric Ozone layer protects us from; - ANSWER ultraviolet radiation pg1
The current standard for recovery only equipment is SAE; - ANSWER J2810 pg3
When checking a cylinder of recycled HFC-134a for non-condensable gasses at 70F, the pres-
sure should not exceed: - ANSWER 76 psig pg10
Section 609 of the Federal Clean Air Act requires that all persons servicing motor vehicle air
conditioning must; - ANSWER all of the above pg 1
After charging a system using manifold gauges, the refrigerant in the hoses; - ANSWER
must be recovered pg 5
Recovery cylinders must be; - ANSWER UL or DOT approved
After initial recovery procedures, the technician should; - ANSWER . wait 5 minutes to de-
termine if the system returns to a positive pressure
Violations of Section 609 of the Clean Air Act may result in; - ANSWER all of the above
After initial recovery procedure, if additional recovery is required, repeat the recovery pro-
cess until the A/C system vacuum remains stable for; - ANSWER 2 minutes
1
, Before retrofitting a motor vehicle air conditioning system, make sure that the replacement
refrigerant is: - ANSWER EPA - SNAP approved
Before charging a system with recycled refrigerant, the refrigerant should be checked for; -
ANSWER non consensables
Service hoses must have ________ within 12" (30cm) of the end of the hose. - ANSWER
shut off valves
When disposing of an empty or near empty disposable cylinder, you should; - ANSWER all
of above
Prior to introducing recovered refrigerant to a motor vehicle; - ANSWER recycle the re-
frigerant to SAE standards (J1991 or J2099)
. Refrigerant must not be vented because; - ANSWER all of the above
Before transferring recycled refrigerant into an empty storage cylinder, the cylinder should
first be; - ANSWER evacuated to at least 27" hg.
One kilogram is equal to; - ANSWER 2.2 pounds
Recycling equipment manufactured to SAE standards is capable of cleaning refrigerants to an
acceptable level; - ANSWER only if it came from a motor vehicle
Recovery cylinders must not be filled above 80% of their capacity and the safe filling capacity
can be controlled by; - ANSWER any of above
2
