TM 55-1520-240-23-1
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ASSEMBLE HOISTING UNIT AZIMUTH CONTROL (Continued)
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7.
Slide shaft connector (7) on shaft (6). Align holes
in shaft connector and shaft. Install bolt (8) two
washers (9) and nut (10).
8.
Install spacer (11), worm gear cap (12), 9 bolts
(13), 18 washers (14), and 9 nuts (15) on housing
(2).
9.
Install quick-release pin (16) in worm gear (1).
10.
Apply coat of grease (E190) to helical drive gear
(17).
11.
Install key (18) in helical drive gear (17).
12.
Position helical drive gear (17) and two bearings
(19) in housing (2). Slide pinion drive shaft (20)
into housing (2) until slot in shaft engages key
(18) in gear. Install pinion drive shaft.
13.
Align hole in shaft connector (7) and shaft (20).
Install bolt (21) two washers (22) and nut (23).
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