T O 35C2-3-442-2
P-8-627-34
TM-07464A-35
TM 5-6115-457-34
Section XXIV. VALVE COVER AND VALVE MECHANISM GROUP
a. Using a suitable driver, remove
8-180. G E N E R A L .
bearings (26 and 31) from arm assembly
bores (25 and 30).
The valve cover and valve mechan-
is m group is mounted on top of the cylinder
NOTE
head. The valve cover is equipped with a
All lifters (20), except those in the
breather assembly, Which is provided for
number one cylinder can be re-
crankcase ventilation. The valve mechan-
moved without removing the cylin-
ism group consists of intake and exhaust
der head.
rocker arm assemblies, push rods, and
lifters. Two arm assemblies are provided
b. Use a suitable piece of wire approxi-
for each cylinder, one operating the intake
mately 15 inches long, bent into a 1/2 inch
valve and the other operating the exhaust
hook at one end, to remove lifters (20). If
valve. The arm assemblies are operated
lifters in the number one cylinder must be
by the camshaft through lifters (and push
removed, refer to paragraph 8-189 and
rods.
remove cylinder head.
8-183. CLEANING.
8-181. REMOVAL.
Removal of valve cover and valve
Cleaning Solvents are flammable and
mechanism group is accomplished during
moderately toxic to skin, eyes and
disassembly (paragraph 8-182).
respiratory tract. Eye and skin
protection required. Good general
ventilation is normally adequate.
8-182. DISASSEMBLY.
a. Soak breather assembly in an
Refer to figure 8-53 and disassem-
approved cleaning solvent to remove oil
ble the valve cover and valve mechanism
fume deposits, and dry thoroughly.
group in the order of index numbers
b. Clean components with an approved
assigned. Pay particular attention to the
cleaning' solvent, and dry thoroughly.
following:
Legend to figure 8-53:
Bracket assembly (6)
27.
14.
Gasket
1. Clamp (2)
28.
Dowel
15.
Bolt (6)
2 . Hose
16.
Washer (6)
Front bracket
29.
3 . Bolt
17.
Nut (12)
30.
Intake arm assembly (6)
4 . Washer
18.
Screw (12)
Bearing
31.
5. Breather assembly
19.
Push rod (12)
Washer (11)
32.
6. Seal
Spring (5)
33.
20.
Lifter (12)
7. Bolt (4)
Bracket (4)
34.
21.
Retaining ring (2)
8. Lock washer (4)
Shaft assembly
35.
22.
Washer
9. Cover
Dowel
36.
23.
Spring (2)
10. Gasket
37.
24.
Washer (2)
11. Bolt (15)
Rear bracket
Plug (2)
38.
25.
Arm assembly (6)
12. Lock washer (15)
Shaft
39.
26.
Bearing
13. Cover assembly
8-110
Change 8
