P-9-TM-457-35
T.O. 35C2-3-442-2
TM-07464A-35
TM 5-6115-457-34
Legend to figure 8-54:
Temperature regulator
15.
Gasket (6)
25.
1. Bolt (2)
Washer
26.
16.
Lock (24)
2. Washer (2)
Gasket
17.
Rotocoil assembly (12)
27.
3. Lifting eye (2)
Plug (4)
Spring (12)
28.
18.
4. Nut
Screw (4)
Valve guide (12)
29.
18A.
5. Plate
Lock washer (4)
Valve (6)
18B.
30.
6. Bolt (18)
Cover
Insert (6)
18C.
31.
7. Washer (18)
Gasket
Valve (6)
18D.
32.
8. Bolt (7)
Head assembly
Insert (6)
33.
19.
9. Washer (7)
20.
Plug (6)
Plug (7)
10. Plug
34.
21.
Chamber assembly (6)
Plug (6)
35.
11. Bolt (4)
22.
Seal (6)
12. Lock washer (4)
36.
Director (18)
23.
Gasket (6)
13. Housing assembly
37.
Stud (12)
24.
Gasket (6)
14. Seal
37A.
Bushing (12)
38.
Head
39.
Gasket
f. Align opening in director (36) with
order of index numbers assigned, Pay
"V" mark stamped on head.
particular attention to the following:
. Lubricate exhaust and intake valve
g. Install new gaskets (25, 24, 23,
(30 and 32), stems and valve guides (29)
18D and 14.
prior to installation. Exhaust and intake
valve (30 and 32) heads are marked on top
h. Coat seal (22) and mating surface in
for identification; e.g. , EX for exhaust
bore with liquid soap. Using a suitable
and IN for inlet,
wrench, install chamber assemblies (21)
into cylinder head (38).
b. If removed, install inserts (31 and
33) into cylinder head (38) using a suitable
i. Torque plug (20) from 96 to
installing tool.
144 inch-pounds.
c. Make preliminary valve clearance
j. Torque chamber assemblies (21)
adjustment. Adjust clearance for each
from 140 to 160 foot-pounds.
exhaust valve to 0.028 inch and each inlet
valve to 0.015 inch. Refer to Operator
NOTE
and Organizational Maintenance Manual for
Gasket (39) is to be clean and dry
final valve adjustment.
prior to installation.
d. Using a suitable valve guide driver,
install valve guides (29) into cylinder head
k. Position a new cylinder head gasket
(39). Valve guide projection above cylin-
(39) on the cylinder block. Rock head
der must not exceed 0.875 inch.
gentle until it seats flat on head gasket.
e. Using a suitable spring compressor,
install springs (28) with painted end up.
Tap rotocoil assembly (27) lightly as spring
1. Install cylinder head (38) and torque
cylinder head bolts (6 and 8) as shown in
compressor is being removed to help seat
locks (26) properly.
8-117
Change 1
