TM 55-1520-240-23-1
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DISASSEMBLE HOISTING UNIT AZIMUTH CONTROL (Continued)
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5.
Remove 6 nuts (15), 12 washers (16), 6 bolts
(17) and helical gear cap (18) from azimuth drive
housing (8).
6.
Remove thrust washer (19), helical gear (20),
key (21), and thrust washer (22) from pinion
shaft (14).
7.
Remove pinion shaft (14) from helical gear cap
(18).
8.
Remove nut (23), two washers (24), and bolt (25)
from each end of shaft connector (26).
9.
Push azimuth drive shaft (27) and pinion drive
shaft (28) into housing (8) enough to clear shaft
connector (26).
10.
Remove shaft connector (26).
11.
Push azimuth drive shaft (27) from housing
(8). Use drift. Remove azimuth drive shaft, two
bearings (29), worm (30), and key (31) from
housing (8).
12.
Remove worm gear (2).
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