Key to figure 4-1.
1 Nut (41
28 Packing
2 Washer (4)
29 Shaft
c. Cleaning and Inspection.
3 Screw (3)
30 Key
(1) Clean all parts.
4 Screw (4)
31 Packing
(2) Inspect for cracks or other defects. Replace
5 Flange
32 Fork
defective parts as required.
6 Seal
33 Setscrew(
(3) Inspect bearings to insure that they turn
7 Screw (6)
34 Pin (2)
freely. Replace bearings that grab or are noisy.
8 Washer (6)
35 Yoke
(4) Inspect shafts for excessive wear and
9 Cap
36 Ring
scoring. Replace shafts as necessary.
10 Gasket
37 Ring .
(5) Discard and replace all gaskets, seals and
11 Bearing
38 Bearing
"0" rings.
12 Gear assy
39 Gage
d. Reassembly. Reassemble reversing gearbox as
13 Ring
40 Nipple
shown in figure 4-1
14 Bearing
41 Ring (2)
e. Installation.
15 Spacer
42 Spacer (4)
(1) Install reversing gearbox in reverse of
16 Bearing
43 Bearing 12
removal procedure.
17 Screw (6)
44 Insert (2)
(2) Refer to LO 10-3950-203-12 and add
18 Washer (6)
45 Gear (2)
transmission fluid as required.
19 Lever
46 Insert (2)
20 Cover
47 Race (4)
4-3. Transmission Oil Pan and Regulator Valve
21 Gasket
48 Ring
22 Screw
49 Pin (2)
a. Disassembly. Disassemble oil pan and
23 Lever
50 Packing
regulator valve as shown in figure 4-2.
24 Shaft
51 Shaft
25 Gear
52 Packing
26 Gear
53 Shaft
27 Bearing
54 Housing
4-3
