cam lever (16) and lever support (22). Remove cam
(2) Inspect all parts for wear or damage.
lever (16) from support (22).
Inspect sleeve bearing for scoring, shaft and pushrod for
(13) Remove pin (17) from cam lever (16), then
straightness, and spring sockets for excessive wear. Be
slide cam roller (26) out of cam lever (16).
sure that threads on adjusting screw are without
(14) Remove nut (24), lockwasher (23), cover
damage. Test spring for tension and return pressure
(22), gasket (21), pin (25), and stud (20) from cam cover
after compression.
See table 1-2 for dimensions,
(22).
clearance, and tolerances.
(15) Install by reversing the procedure of steps
(3) Repair by replacing worn or defective
(1) through (14) above.
components, and/or damaged hardware.
b. Cleaning, Inspection, and Repair.
c. Adjusting Rocker Arm (Valve) Clearance. After
installation or replacement of rocker arm or pushrod
(1) Clean all parts and dry thoroughly before
components, always adjust rocker arm clearance (TM 5-
inspecting or installing the component.
3810-201-12).
1
Ring
10
Screw
19
Valve
2
Washer
11
Washer
20
Scat
8
Nut
12
Bracket
21
Tappet
4
Rocker arm
13
Shaft
22
Putrid
5
Bushing
14
Pin
23
Screw
6
Bracket
15
Guide
24
Seat
7
Rocker arm
16
Seat
25
Pin
8
Washer
17
Lock
26
Spring
9
Spring
18
Valve
27
Spacer
Figure 3-44. Valves, pushrods, rocker arm, and shaft, exploded view.
AGO 20051A
3-54
