1
Screw, set, -20 x 5/8 in.
7
Retainer
2
Fitting, lubrication
8
Seal
3
Pillow block bearing
9
Snap ring
4
Snap ring
10
Snap ring
5
Screw, 10-32 x 1/2 in. (6 rqr)
11
Bearing
6
Washer, lock, No. 10 (6 rqr)
A. Pillow block and bearing
1
Snap ring
12
Pillow block bearing
2
Nut, 1/2-20 (8 rqr)
13
Snap ring
3
Washer, lock, 1/2 in. (4 rqr)
14
Boom hoist wire rope drum
4
Screw, cap, 1/2-20 x 3 1/4 in. (8 rqr)
15
Snap ring
5
Clutch spider
16
Screw, 10-32 x 1/2 in. (6 rqr)
6
Boom hoist clutch drum
17
Washer, lock, 1/2 in. (6 rqr)
7
Clutch drum drive hub
18
Retainer
8
Hub bearing (2 rqr)
19
Seal
9
Clutch drum drive sprocket
20
Snap ring
10
Setscrew, 1/2-20 x 5/8 in.
21
Bearing
11
Fitting, lubrication
22
Boom hoist main shaft
B. Boom hoist shaft and drums
1
Setscrew, 1/2-20 x 5/8 in.
4
Key
2
Gear sprocket
5
Bearing
3
Snap ring
6
Boom hoist pinion and shaft gear
C. Boom hoist pinion end shaft gear
1
Screw, 10-32 x in. (6 rqr)
4
Gasket
2
Washer, lock, No. 10 (6 rqr)
5
Bearing
3
Cover
D. Cover and bearing
1
Plug, pipe, 1/2 in.
8
Boom hoist power-down gear
2
Screw, 10-32 x 1/2 in. (10 rqr)
9
Bushing
3
Washer, lock, No. 10 (10 rqr)
10
Pin, roll, 3/16 x 1 3/8 in.
4
Gearcase cover
11
Pawl pin
5
Gasket
12
Pawl
6
Snap ring
13
Pawl spring
7
Washer, special
14
Boom hoist power-down driver
E. Boom hoist power-down gear and driver
1
Plug, pipe, 1/2 in.
7
Washer, lock, No. 10 (4 rqr)
2
Pin, cotter, 3/16 x 1 1/2 in. (2 rqr)
8
Inspection hole cover
3
Pin
9
Cover gasket
4
Nut, 1 in. - 24
10
Plug, pipe, 1/4 in.
5
Eyebolt
11
Power boom hoist gearcase
6
Screw, 10-32 x 1/2 in. (4 rqr)
F. Boom hoist gearcase
Figure 40. -Continued.
Section VI. VERTICAL SWING SHAFT ASSEMBLY
provides a means of rotating the crane shovel to the
158. General
desired position.
The crane vertical swing shaft assembly is driven by
the horizontal swing shaft assembly through the beveled
159. Vertical Swing Shaft Assembly Removal and
swing gears on the horizontal swing shaft and bevel
gear on the vertical swing shaft assembly. A machined
Disassembly
gear on the bottom end of the vertical swing assembly
a. Removal.
meshes with the turntable gear on the carrier and
(1) Remove the horizontal swing shaft
assembly (par. 155).
TAGO 5030A
85
