T O 35C2-3-442-2
P-8-627-34
TM-07464A-35
TM 5-6115-457-34
a. Using a suitable driver, install
accomplished during reassembly (para-
bearings (26 and 31, figure 8-53) into arm
graph 8-186).
bores (25 and 30).
8-187. INSTALLATION.
Refer to Operator and Organiza-
Installation of valve cover
tional Maintenance Manual and adjust
a n d valve mechanism group is
valve lash.
Section XXV. CYLINDER HEAD GROUP
8-188. GENERAL.
b. Remove exhaust manifold group
The cylinder head group is mounted
to the cylinder block. The cylinder head
c. Disconnect fuel injection pump lines
group consists of chamber assemblies,
and injectors (paragraph 8-142) and install
valve springs, valve guides, and lifting
plugs or caps to prevent dirt entering fuel
eyes. Cored passages in the cylinder head
injection pump.
directs the flow of coolant around the valve
ports and precombustion c h a m b e r s . Oil
d. Remove fan mounting group
passages allow lubricant to be distributed
to the valve mechanism.
e. Remove valve cover and valve mech-
8-189. REMOVAL.
anism group (paragraph 8-181).
a. Refer to Operator and Organiza-
f. Refer to figure 8-54 and remove
tional Maintenance Manual and remove the
cylinder head by removing bolts (6 and 8)
following:
and lockwashers (7 and 9). Attach a
suitable lifting device to lifting eyes (3)
and remove cylinder head.
1. Lifting frame.
8-190. DISASSEMBLY.
2. Air cleaner assembly.
Refer to figure 8-54 and disassem-
3. Drain cooling system, loosen
ble cylinder head group in the order of index
hose clamp, and remove top radiator hose
numbers assigned. Pay particular atten-
and water pump by-pass hose.
tion to the following:
4 . Ether start atomizer.
a. Using a suitable wrench, remove
5. Water temperature sensing bulb.
precombustion chamber assemblies (21)
from cylinder head (38).
6. High water temperature shutdown
sensing bulb.
b. Using a suitable spring compressor,
7. Lube oil filter assembly.
remove springs (28) from exhaust and
intake valves (30 and 32).
8. Remove turbocharger group.
8-113
Change 8
