Table 3-1. ORGANIZATIONAL PREVENTIVE MAINTENANCE
CHECKS AND SERVICES (PMCS) (cont.)
Item To Be
Time Totalizing Meter
a. Meter should operate in all operating modes.
a. Operate air conditioner at least 15 minutes in COOL MODE with
TEMPERATURE CONTROL set at COOLER.
b. Center indicator on sight glass should be green. Refrigerant should be clear
with no bubbles.
c. If center indicator is yellow or refrigerant is milky, or bubbles are seen, report
condition to direct support maintenance.
After air conditioner has been running in cool mode, check it to see that no
water is dripping, except through drain.
Set-up the air conditioner for the desired operational mode.
Record performance of quarterly PMCS, including all corrective actions
If the air conditioner has been in operation under unusual
conditions, the above PMCS items may be modified as
necessary to meet the further requirements due to the
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