TM 55-1520-240-23-6
7-145
INSTALL APU MOTOR PUMP COUPLING AND SEAL (68WK02005-4) (AVIM)
(Continued)
7-145
2.
Install spring (7) on shaft (2). Make sure tangs
(8) of spring engage slots in ring (1).
3.
Install retainer (9), packing (10), and washer (11)
in ring (12).
4.
Install ring (12) on shaft (2) with slots (13) toward
spring (7). Make sure tangs (8) of spring engage
slots (13) of ring (12).
5.
Install packing (14) in pump (3).
6.
Install packing (15) on ring (16).
7.
Install ring (16) in plate (17) from inboard side
of plate.
8.
Position plate (17) in pump (3). Install six screws
(18). If self-locking screws turn freely, replace
them. Torque screws to 20 inch-pounds.
9.
Install new retainer (19) on coupling (20).
10.
Insert coupling (20) in shaft (2), small end inward.
INSPECT
FOLLOW-ON MAINTENANCE:
Perform leak test (Task 7-146).
END OF TASK
7-646