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 TM 9-2815-220-24
OIL PUMP REPAIR
0154 00
DISASSEMBLY (Continued)
4. Remove cluster gear (15).
a. Straighten tabs on key washer (16) and remove nut (17) from shaft (18).
b. Remove key washer (16), two ball bearings (19), cluster gear (15), thrust washer (20),
thrust bearing (21), and shaft (18). Discard key washer, thrust bearing, and two ball
5. Remove spur gear (22).
a. Position a brass rod or drift between impellers (23 and 24) through opening in scavenge
housing (25) to hold spur gear shaft (22) stationary.
b. Remove self-locking nut (26), spur gear (22), and gear plate (14). Discard
self-locking nut (26).
6. Remove level compartment cover (27) from pressure compartment housing (28).
a. Remove three self-locking nuts (29) with flat washers (30) securing cover (27) to housing
assembly (28). Discard self-locking nuts.
7. Remove two level compartment impellers (31 and 32) from housing (28).
23,24 (hidden)
25
28
31
27
30
18
29
14
32
22
26
19
21
16
19
20
17
15
WP 0154 00-3
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