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 TM 55-1925-273-10-2
0141 00
Table 1. Preventive Maintenance Checks and Services Chart (continued)
ITEM INTERVAL MAN-
ITEM TO BE
PROCEDURE
EQUIPMENT
NO.
HOUR
CHECKED OR
NOT READY/
SERVICED
AVAILABLE IF:
49
During
0.2
Outlet Water
Record pressure hourly during operation.
Temperature
50
During
0.2
Suction Gas
Record pressure hourly during operation.
Temperature
51
During
0.2
Liquid Line
Record pressure hourly during operation.
Temperature
REFRIGERATION
CONDENSING
UNITS
52
During
0.5
Liquid Level
Check the oil level in the sight glass.
Oil level is low.
Refrigerant
The level should be 1/8 to 1/2 full.
53
During
0.5
Oil Level Sight
Check the oil level in the oil level sight
Oil level is low.
Glass
glass. The level should be 1/4 to 3/4 full.
54
During
0.3
Moisture Indicator
Check the moisture indicator. It should
be BLUE. Notify unit maintenance if the
moisture indicator is PINK.
55
During
0.2
Discharge Pressure
Record pressure hourly during operation.
Gauge
Discharge Pressure
Gauge
Suction Pressure
Discharge Pressure
Gauge
Gauge
Suction Gas
OiSPceissuPresauge
l ur t on re G sur e
Temperature Gauge
Gauge
Suction Gas
Oil Pressure Gauge
Temperature Gauge
Liquid Line
Temperature Gauge
Liquid Line
TeMoierature Gauge
mpsture
Indicator
Liquid Level
Gauge
Moisture
CoImdiressor
n p cator
Oil Level
Liquie Glevel
Sit d L ass
Gauge
Oil Level
Site Glass
0141 00-14
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