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Heating/Air Conditioning
Refrigerant Recovery
• Air conditioning refrigerant or lubricant vapor
can irritate your eyes, nose, or throat.
• Be careful when connecting service equipment.
• Do not breathe refrigerant or vapor.
Use only service equipment that is U.L.-listed and is
certified to meet the requirements of SAE J2210 to
remove HFC-134a (R-134a) from the air conditioning
system.
If accidental system discharge occurs, ventilate work
area before resuming service.
Additional health and safety information may be
obtained from the refrigerant and lubricant
manufacturers.
21-56
1. Connect a R-134a refrigerant recovery/recycling/
charging station (A) to the high-pressure service
port (B) and the low-pressure service port (C), as
shown, following the equipment manufacturer's
instructions.
C
2. Measure the amount of refrigerant oil removed
from the A/C system after the recovery process is
completed. Be sure to put the same amount of new
refrigerant oil back into the A/C system before
charging.
A
B
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