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 TM 55-1925-273-10-2
0137 00
Table 1. Preventive Maintenance Checks and Services Including Lubrication (continued)
ITEM INTERVAL MAN-
ITEM TO BE
PROCEDURE
EQUIPMENT
NO.
HOUR
CHECKED OR
NOT READY/
SERVICED
AVAILABLE IF:
49
During
0.3
Unit Heaters
Check that heater mountings are secure.
Heaters do not
Check for obvious damage. Ensure that
operate when turned
heaters operate when they are turned on.
on.
UNIT HEATER
60
50
40
100
PIPING SYSTEMS
50
During
1.0
Pressure Reducing
Inspect all pressure reducing valves for
Pressure reducing
Valves
proper operation. Report discrepancies/
valve inoperative.
damage to engineer on watch and unit
maintenance.
Pressure Reducing Valve
0137 00-22
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