TM 55-1520-240-23-6
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INSTALL APU START MODULE CHECK AND REPRESSURIZING VALVE
(Continued)
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1.
Install packing (1), four retainers (2), and two
packings (3) on valve (4).
2.
Install valve (4) in DEPRESS VALVE port (5).
Torque valve to 175 inch-pounds.
3.
Lockwire valve (4). Use lockwire (E231).
INSPECT
FOLLOW-ON MAINTENANCE:
Service APU accumulator (Task 1-64).
Bleed utility hydraulic system (Task 7-335).
Perform operational check (TM 55-1520-240-T).
Close cargo ramp (TM 55-1520-240-T).
END OF TASK
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