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TM 10-4130-239-14
5-9.
REFRIGERATION SYSTEM OPERATIONAL PRESSURE TEST (CONT)
1.
2.
3.
4.
5.
6.
Open both service valves on manifold.
Start the water chiller (para 2-8b).
Note gauge readings.
With the outdoor ambient temperatures of
125°F (52°C), the pressures should be in the following range:
Suction
61-71 psig.
Discharge
230-260 psig.
Close all valves and disconnect gauges.
Install service valve protective caps.
Shutdown water chiller (para 2-8d).
Section III.
MAINTENANCE
INDEX
PROCEDURES
General . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cylinder Heads Replacement . . . . . . . . . . . .
Cylinder Block Assembly Repair . . . . . . . . . . . . . . .
Compressor Suction Hose Replacement . . . . . . . . . . . . .
PARA
5-10
5-11
5-12
5-13
5-19
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