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After initial recovery procedure, if additional recovery is required, repeat
the recovery process until the A/C system vacuum remains stable for;
2 minutes
Before retrofitting a motor vehicle air conditioning system, make sure that the
replacement refrigerant is:
EPA - SNAP approved
Before charging a system with recycled refrigerant, the refrigerant should
be checked for;
non consensables
Service hoses must have ____ within 12" (30cm) of the end of the hose.
shut off valves
When disposing of an empty or near empty disposable cylinder, you should;
all of above
, Prior to introducing recovered refrigerant to a motor vehicle;
recycle the refrigerant to SAE standards (J1991 or J2099)
. Refrigerant must not be vented because;
all of the above
Before transferring recycled refrigerant into an empty storage cylinder, the
cylinder should first be;
evacuated to at least 27" hg.
One kilogram is equal to;
2.2 pounds
Recycling equipment manufactured to SAE standards is capable of cleaning
refrigerants to an acceptable level;
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;
any of above