TM 55-1520-240-23-10
15-4
INSTALL AUXILIARY POWER UNIT (APU)
(Continued)
15-4
21.
Deleted.
22.
Remove plug from drain hose (59) and cap from
fitting (60). Connect hose to fitting. Remove tag.
23.
Remove tape and connect three wires (61) to
generator (5) by installing three nuts (62) and
washers (63). Remove tags. Install terminal
cover (64) and tighten two fasteners (65).
24.
Remove tape and connect four wires (66) to
generator (5) by installing four nuts (67) and
washers (68). Remove tags. Install terminal
cover (69) and tighten two fasteners (70).
NOTE
Ensure APU generator wires
are properly tagged as the APU
generator manufacturers (Lucas and
Leland) have different wire terminal
attachment points.
If Leland APU generator is
installed, Lucas generator terminal
board will not fit. Use rubber
nipple (P/N MS25171-4S) (NSN
5975-00-553-7077) or equivalent.
25.
Remove tape and connect six wires (71) to
generator (5) by installing six nuts (72) and
washers (73). Remove tags. Install terminal
cover (74) and tighten two fasteners (75).
FOLLOW-ON MAINTENANCE:
Install APU motor pump (Task 7-147).
Service auxiliary power unit (Task 1-53).
Perform operational check of APU (TM
55-1520-240-T).
Install APU drip pan (Task 2-3).
Install aft transmission drip pan (Task 2-3).
Close aft transmission access panels (Task 2-2).
Close ramp work platform (Task 2-2).
Close cargo ramp (TM 55-1520-240-T).
END OF TASK
15-25
