TM 9-1240-400-34&P
2-11.
MAINTENANCE OF HEAD ASSEMBLY (CONT).
REASSEMBL Y (CONT)
10 Install bearing (9), flat washer (10), and new self-
locking nut (11) on worm shaft (12).
11 Install worm shaft (12) by turning clockwise.
12 Apply sealing compound (item 10, appx C) to
threads of plug (13).
13 Install bearing (14), spring (15), and plug (13).
14 Install nonmetallic washer (16), spring (17), and
nonmetallic washer (18) on worm shaft (12).
15 Apply a coat of silicone compound (item 11, appx C)
to new preformed packing (19).
16 Install new preformed packing (19) in retainer (20).
17 Apply sealing compound (item 10, appx C) to
threads of retainer (20).
18 Using adjustable spanner wrench, install retainer
(20).
19 Install pinned adapter (21) in rotating head (2) and
aline scribe marks.
20 Apply sealing compound (item 10, appx C) to
threads of three setscrews (22).
21 Install three setscrews (22).
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