TM 55-1925-273-10-2
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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:
STEERING
HYDRAULIC
POWER PACK
37
During
0.2
Hydraulic Pump
Operate power pack in all modes and
Unit fails to operate.
Unit
check for leaks.
Class III leaks.
38
During
0.2
Gauges
Check gauges for damage and
Gauges fail to
proper operation.
operate.
39
During
0.5
STEERING
Inspect motor controller for obvious
Motor controllers
HYDRAULIC
damage or missing or broken switches.
fail to operate.
POWER PACK
Obvious damage or missing or broken
MOTOR
switches.
CONTROLLERS
Hydraulic
Accumulator
Rudder Angle Indicator
Steering Hydraulic Power
Pack Motor Controllers
330
34
0
3
2
1
Steering Gear
Emergency Hand Pump
3
2
1
Pressure Gauge
30 35
25
40
20
45
15
50
10
55
5
0
60
Steering Hydraulic
Power Pack
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