TM 9-1240-401-34&P
Remove spring washer (11) and two ratchets (12)
3
from worm shaft (9).
Scribe a reference mark on knob (13) and worm
4
shaft (9).
Support knob (13) with a V-block and drive out ta-
5
pered pin (14). Remove knob (13) from end of
worm shaft (9).
6
Remove setscrew (15) from worm shaft housing
(16).
Remove bushing (17) from worm shaft housing
7
(16).
Remove preformed packing (18) from bushing (17).
8
Discard preformed packing.
Remove worm shaft (9) from worm shaft housing
9
(16).
Remove two preformed packings (19 and 20) from
10
worm shaft (9). Discard preformed packing.
Remove preformed packing (21) from worm shaft
11
housing (16). Discard preformed packing.
c. Repair
1 Remove corrosion, grease, and dirt from all parts.
Refer to TM 9-254 for cleaning instructions.
2 Visually inspect for missing or damaged parts.
3 Repair or replace parts in accordance with author-
ized parts listed in appendix D.
3-17