TM 55-1520-240-23-6
7-186
INSTALL APU START MODULE
7-186
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Torque Wrench, 0 to 150 Inch-Pounds
Materials:
Cloths (E135)
Personnel Required:
Medium Helicopter Repairer
Inspector
References:
TM 55-1520-240-23P
1.
Position module (1). Install three bolts (2) and
washers (3).
NOTE
Use cloths (E135) for spilled fluid.
2.
Torque bolts (2) to 60 inch-pounds.
3.
Connect tube (4) to SUCT port (5). Remove tag.
4.
Connect tube (6) to APU PRESS port (7).
Remove tag.
5.
Connect tube (8) to ACCUM port (9). Remove
tag.
6.
Connect tube (10) to SIG PRESS port (11).
Remove tag.
Electrical connectors are to be
tightened no more than 1/16 to
1/8 turn beyond finger-tight during
installation, otherwise they will be
damaged.
7.
Connect connector (12) to valve (13).
INSPECT
FOLLOW-ON MAINTENANCE:
Service APU accumulator (Task 1-64).
Bleed utility hydraulic system (Task 7-338).
Perform operational check (TM 55-1520-240-T).
Close cargo ramp (TM 55-1520-240-10).
END OF TASK
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