MACS 609 CERTIFICATION EXAM (LATEST 2026) ||
MOST RECENT EXAM 2026|2027 ACTUAL COMPLETE
REAL EXAM QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS) ALREADY GRADED A+ |
GUARANTEED SUCCESS!! NEWEST EXAM | JUST
RELEASED!!
When recovery/recycling equipment is used to remove
refrigerant from a mobile
A/C system, how much lubricant will be removed during
the operation? -
ANSWER-Generally, very
little, if any
Why is it necessary to insure that service port caps containing
good seals are
installed? - ANSWER-To minimize
refrigerant loss
Which of the following statements is correct about flushing A/C
systems? - ANSWER-Flushing solvents may remain in A/C
systems, causing problems
When using an HFC-134a refrigerant recovery machine, after
competing the first recovery process, how long must you wait,
then check the machine's gauges for a rise in pressure above
, vacuum, which would indicate that the system still contains
some refrigerant? - ANSWER-5 minutes
Which type of tank must be used during the transfer of
refrigerant? - ANSWER-
Question 10
options:
Tanks marked DOT
4BA
One effect of some refrigerant gases in the atmosphere
is that they: -
ANSWER-Contribute to
trapping heat
Mixing CFC-12 and HFC-134a in the same system will: -
ANSWER-Result in
refrigerant cross
contamination
How much moisture is removed from a mobile A/C system
during a typical
evacuation? - ANSWER-
Possibly none
Paid technicians who service or repair mobile A/C systems
using HFC-22 as
MOST RECENT EXAM 2026|2027 ACTUAL COMPLETE
REAL EXAM QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS) ALREADY GRADED A+ |
GUARANTEED SUCCESS!! NEWEST EXAM | JUST
RELEASED!!
When recovery/recycling equipment is used to remove
refrigerant from a mobile
A/C system, how much lubricant will be removed during
the operation? -
ANSWER-Generally, very
little, if any
Why is it necessary to insure that service port caps containing
good seals are
installed? - ANSWER-To minimize
refrigerant loss
Which of the following statements is correct about flushing A/C
systems? - ANSWER-Flushing solvents may remain in A/C
systems, causing problems
When using an HFC-134a refrigerant recovery machine, after
competing the first recovery process, how long must you wait,
then check the machine's gauges for a rise in pressure above
, vacuum, which would indicate that the system still contains
some refrigerant? - ANSWER-5 minutes
Which type of tank must be used during the transfer of
refrigerant? - ANSWER-
Question 10
options:
Tanks marked DOT
4BA
One effect of some refrigerant gases in the atmosphere
is that they: -
ANSWER-Contribute to
trapping heat
Mixing CFC-12 and HFC-134a in the same system will: -
ANSWER-Result in
refrigerant cross
contamination
How much moisture is removed from a mobile A/C system
during a typical
evacuation? - ANSWER-
Possibly none
Paid technicians who service or repair mobile A/C systems
using HFC-22 as
