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 TM 55-1905-220-14-2
2-22. HYDRAULIC STARTING SYSTEM - FORWARD ENGINE ROOM
Preliminary Adjustments.
a. Open shut off valves (1 and 2) by rotating valves counter-
clockwise.
b. Open shut off valve (3) by rotating valve counter-clockwise.
c.
Operate hand pump (4) to charge accumulators (5 and 6).
d. Pressure gages (7 and 8) should read:
AMBIENT TEMPERATURE
GAGE READING
Above 40 (4.4 )
F
C
1500 psi (1054.5 kg sq cm)
40F to 0 (4.4C to -17.8 )
F
C
2500 psi (1757.5 kg sq cm)
Below 0 (-17.8 )
F
C
3300 psi (2319.9 kg sq cm)
2-23. HYDRAULIC STARTING SYSTEM - FORWARD ENGINE ROOM - SHUT DOWN.
In usual operating conditions, the hydraulic starting system should not be shut down. The engines, when running,
maintain a constant pressure in the system.
a. Close all valves by rotating clockwise.
b. Note the pressure on the gages will remain constant.
2-349
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