1
Screw, cap, 3/8 -16 x 1% in. (8 rqr)
27
Adjusting ring
2
Washer, lock, 3/8 in. (8 rqr)
28
Lock adjusting pin
3
Driving gear
29
Pin lock spring
4
Pilot bearing-
30
Hub plate
5
Drive plate segment (3 rqr)
31
Floating plate
6
Screw, cap, 3/8 -16 x 1 1/2 in. (2 rqr)
32
Lever pin retainer
7
Washer, lock, 3/8 in. (2 rqr)
33
Lever pin spring washer (8 rqr)
8
Operating- shaft
34
Lever pin '(6 rqr)
9
Woodruff key, No. 15 (2 rqr)
35
Lever pin spring washer (3 rqr)
10
Yoke
36
Lever (8 rqr)
11
Nut, 3/8 -24
37
Screw, cap, 5/16 -18 x 5/8 in.
12
Washer, lock, 3/8 in.
38
Washer, lock, 3/8 in.
13
Screw, cap, 3/8 -24 x 2 in.
39
Retainer bearing lock
14
Operating shaft lever
40
Set screw, 5/16 -18 x % in.
15
Hub nut
41
Bearing retainer
16
Hub nut lockwasher
42
Spacer
17
Hose
43
Shaft bearing
18
Fitting
44
Key, 3/8 x % x 2 1/2 in.
19
Nut, 3/8 -24 (2 rqr)
45
Clutch shaft
20
Screw, cap, 3/8 -24 x 24 in. (2 rqr)
46
Key, 5/8 x 5/8 x 4 3/8 in.
21
Shim (2 rqr)
47
Shaft bearing
22
Collar segment (2 rqr)
48
Bearing cup (2 rqr)
23
Link pin retainer (6 rqr)
49
Fitting
24
Link pin (6 rqr)
50
Oil cup (2 rqr)
25
Lever link (Q rqr)
51
Clutch housing
26
Sliding sleeve
Figure 14. -Continued.
(4) Inspect the valve springs for proper
93.
Crane Engine Valve Assemblies Reassembly
tension. They should have a load of 98 to
and Installation
99 pounds when compressed to 1 3/8
a. Reassembly. Reassemble the valve assemblies
inches. Replace springs when they do not
in the reverse of the numerical sequence as illustrated
come within limits.
on figure 17.
(5) Inspect the tappets for worn threads,
b. Installation.
scores, cracks, and wear or pitting on the
(1) Install the valve assemblies in the engine
face. Replace defective tappets. Tappet
block in the reverse of the instructions on
hole diameter should be between 1.125
and 1.126 inch.
(2) Install the cylinder head (par. 90).
(6) Inspect tappet adjusting screws and nut
(3) Install the valve cover gaskets and valve
locks for worn or damaged threads.
covers (TM 5-3810-207-20).
Replace if defective.
Section XII. CRANE ENGINE OIL PAN AND FILLER BLOCKS
b. Disassembly. Disassemble the crane engine
94. General
oil pan and filler blocks in the numerical sequence as
The crane engine oil pan is mounted on the bottom
illustrated on figure 19.
of the engine block and houses the oil for the engine
lubricating system.
96. Crane Engine Oil Pan and Filler Blocks Cleaning
95. Crane Engine Oil Pan and Filler Blocks Removal
and Inspection
and Disassembly
a. Cleaning. Clean all parts with an approved
a. Removal.
cleaning solvent and dry thoroughly.
b. Inspection. Inspect all parts for excessive wear
(1) Remove the crane engine (par. 45).
(2) Remove the oil pan as instructed on
or damage. Replace all defective parts
51
