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Page Title:
Maintenance And Operating Supplies |
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  TM 5-3655-210-12
circulate through the refrigeration system.
Observe the refrigerant sight glass (1, fig. 4-
4), after approximately five minutes of
operation the sight glass should not show arty
gas bubbles. Bubbles indicate an insufficient
charge of refrigeration.
c. Check carefully for wear of the
pillow block bearing, frayed or excessive wear
of the drive belts, and defective gages. Check
thoroughly for loose lines and bolts. Check the
electrical wiring for wear or loose connections.
Check all valves and piping for damage.
Check the batteries for proper electrolyte level.
Check battery cables for looseness or
excessive wear.
4-5. Maintenance And Operating Supplies
A list of maintenance and operating
supplies required for initial operation of the
conversion, storage and charging plant are
contained in Table 4-3.
1.
Refrigerant sight glass
5.
Oil level sight glass
2.
Suction valve
6.
Receiver tank inlet line
3.
Freon charging port
7.
Receiver
4.
Suction valve shut-off
8.
Oil filler plug
Figure 4-4. Refrigeration compressor, installed
view.
4-5
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