A--Front hook roller
B--Rear book roller
1
Retainer (2 rqr)
1
Bolt (4 rqr)
2
Roller (2 rqr)
2
Bolt (4 rqr)
3
Bearing (2 rqr)
3
Nut (4rqr)
4
Flatwasher (2 rqr)
4
Lockwasher (4 rqr)
5
Lockwasher (4 rqr)
5
Bracket (2 rqr)
6
Nuts (4 rqr)
6
Roller (4 rqr)
7
Nut (4 rqr)
7
Retainer (4 rqr)
8
Lockwasher (6 rqr)
8
Bearing (4 rqr)
8
Lockwasher (6 rqr)
9
Swivel arm (2 rqr)
9
Bracket (2 rqr)
10
Bolt (4 rqr)
10
Shaft (2 rqr)
11
Pin (4rqr)
11
Keeper plate (2 rqr)
12
Pipe bushing (4 rqr)
12
Lockwasher (4 rqr)
14
Lockplate (4 rqr)
13
Capscrew (4 rqr)
15
Lockwasher (8 rqr)
14
Fitting (2 rqr)
16
Capscrew (8 rqr)
15
Pipe bushing (2 rqr)
17
Pin, eccentric (2 rqr)
16
Screw (2 rqr)
18
Keeper plate (2rqr)
17
Bolt (4 rqr)
19
Lockwasher (4 rqr)
18
Bolt (4 rqr)
20
Capscrew (4 rqr)
21
Cotterpin (4 rqr)
22
Nut (8 rqr)
23
Lockwasher (8 rqr)
Figure 4-19. Front and rear hook roller, exploded view.
(2) Support weight of bracket (5) and remove
4-33.
Rear Hook Rollers
cotterpins (21), nuts (22), and bolts (2) from bracket (5).
a. Remove and Installation of Rear Hook Rollers.
(3) Remove two nuts (22), lockwashers (21),
Remove or install rear hook rollers (TM 5-3-810-201-12).
bolts (1), and bracket (5) from revolving frame.
b. Removal and Installation of Rear Hook Roller
(4) Press or drive bearings (8) out of rollers
Bracket.
(6).
(1) Remove two nuts (3, view B of fig. 4-19),
(5) Install rear hook rollers by reversing
lockwashers (4), and bolt (10) from bracket (6).
procedure in steps (4) through (1) and a above.
AGO 20051A
4-28
