TM 5-3810-294-34
1.
Capscrew (2)
13.
Distributor tube
2.
Lockwasher (2)
14.
Plug
3.
Oil filler
15.
Capscrew (2)
4.
Gasket
16.
Lockwasher (2)
5.
Cap
17.
Cover
6.
Capscrew (4)
18.
Plug
7.
Camshaft cover
19.
Capscrew 16)
8.
Gasket
20.
Washer (6)
9.
Plug
21.
Valve lifter cover
10.
Crankcase
22.
Gasket
11.
Expansion plug
23.
Plug
12.
Plug
Figure 4-7. Crankcase, exploded view.
a. Remove capscrew (1), washers (2), and lift off oil
b. Clean bearings carefully in solvent and allow to dry.
filter (3) and gasket (4). Remove cap (5).
Do not use compressed air to dry bearings. Soak
b. Remove capscrew (6), camshaft cover (7), gasket
bearings in oil immediately after drying and wrap in wax
(8), and plug (9) from crankcase (10).
paper or other waterproof material.
c. Remove expansion plug (11), plug (12), distributor
c. Clean all oil holes and passages with brass probe
tube (13) and plug (14).
to remove deposits.
d. Remove capscrew (15), lockwasher (16) and cover
4-42. Inspection
(17). Remove plug (18).
a. Inspect all bearings for pits, wear, or score marks.
e. Remove capscrews (19), washers (20) and lift off
b. Check crankcase casting for cracks for other
valve lifter cover (21) and gasket (22). Remove plug
visible damage.
(23).
4-43. Repair and Replacement
4-41. Cleaning
Refer to figure 4-7 and reassemble and install as follows.
a. Clean all metal parts in dry cleaning solvent
a. Install gasket (22) and cover (21) and secure with
(Federal Specification P-S 661) and dry thoroughly with
capscrew (19) and washer (20).
compressed air.
4-13
