10/13/25, 8:10
PM
MACS 609 CERTIFICATION EXAM QUESTIONS WITH
VERIFIED ANSWERS GRADED A+
Terms in this set (25)
If lubricant is removed by recovery Re-install lubricant removed by the recovery equipment
equipment during system refrigerant
removal, what must be
done with the lubricant?
We have an expert-written solution to this problem!
Before reuse, what must be done with Question 2 options:
HFC-134a that has been recovered Recycle the HFC-134a before reuse using certified equipment
from a mobile A/C system using
recovery-only equipment?
When can HFC-134a become combustible If shop air is used in the system in an attempt to check for leaks and HFC-134a is present
in a mobile air conditioning system?
Which type of mobile A/C system will Accumulator type
usually require additional time /
precautions to extract all the
refrigerant?
Electronic leak detectors certified to 0.15 ounces per year
SAE J2791 have the capacity of
identifying leakage rates as low as:
When recovery/recycling equipment is Generally, very little, if any
1/
, 10/13/25, 8:10
PM
used to remove refrigerant from a
mobile A/C system, how much lubricant
will be removed during the
operation?
We have an expert-written solution to this problem!
Why is it necessary to insure that To minimize refrigerant loss
service port caps containing good
seals are installed?
2/
PM
MACS 609 CERTIFICATION EXAM QUESTIONS WITH
VERIFIED ANSWERS GRADED A+
Terms in this set (25)
If lubricant is removed by recovery Re-install lubricant removed by the recovery equipment
equipment during system refrigerant
removal, what must be
done with the lubricant?
We have an expert-written solution to this problem!
Before reuse, what must be done with Question 2 options:
HFC-134a that has been recovered Recycle the HFC-134a before reuse using certified equipment
from a mobile A/C system using
recovery-only equipment?
When can HFC-134a become combustible If shop air is used in the system in an attempt to check for leaks and HFC-134a is present
in a mobile air conditioning system?
Which type of mobile A/C system will Accumulator type
usually require additional time /
precautions to extract all the
refrigerant?
Electronic leak detectors certified to 0.15 ounces per year
SAE J2791 have the capacity of
identifying leakage rates as low as:
When recovery/recycling equipment is Generally, very little, if any
1/
, 10/13/25, 8:10
PM
used to remove refrigerant from a
mobile A/C system, how much lubricant
will be removed during the
operation?
We have an expert-written solution to this problem!
Why is it necessary to insure that To minimize refrigerant loss
service port caps containing good
seals are installed?
2/
