TM 5-3820-233-35/2
1
Plug
19
Gear
37
Seal
2
Plug
20
Key
38
Capscrew
3
Breather
21
Lockwire
39
Lockwasher
4
Cap
22
Capscrew
40
Nut
5
Capscrew
23
Lockwasher
41
Capscrew
6
Lockwasher
24
Back plate
42
Lockwasher
7
Nut
25
Gasket
43
Nut
8
Cover
26
Cotter pin
44
Housing, Bearing
9
Gasket
27
Nut
45
Housing, Bearing
10
Fitting
28
Washer
46
Lockwire
11
Capscrew
29
Key
47
Capscrew
12
Lockwasher
30
Seal
48
Lockwasher
13
Cap
31
Fitting
49
Seal
14
Lockwire
32
Capscrew
50
Shaft
15
Capscrew
33
Lockwasher
61
Shaft
16
Lockwasher
34
Seal
52
Plug
17
End plate
35
Bearing
63
Housing, Shaft
18
Gear
36
Spacer
Figure 40-3--Continued
(6) Install bearing into housing.
Assemble
(4) Remove back plate (24, fig. 40-3) gaskets
short mounting tool (1376-036-04) and puller plate (1376-
(25).
036-01) to inner race of gear side bearing in a similar
(5) Assemble puller ring (Special Tool-1376-
manner as illustrated on figure 40-10).
036-02) to inner race of bearing. Remove bearing in a
(7) Assemble the other puller plate to opposite
similar manner as shown on figure 40-6.
end of shaft to hold shaft from moving laterally.
(6) Repeat the above procedure (5) and
remove the remaining bearing.
(8) Press bearing into housing until the inner
race of the bearing seats firmly against bearing spacer
(36, fig. 40-3).
Caution:
Do not use an acetylene torch to
(9) Repeat steps 6 through 8 above for
o
installing the remaining bearing.
remove the bearings. Heat over 600 F
will cause the housing bores to lose
(10) Coat the bolt circles on inner side of back
their
concentricity
and
smooth
plate (24, fig. 40-3) with nonhardening gasket sealant.
surfaces.
Install gaskets (25) to back plate.
(11) Apply liquid sealant to back plate mounting
screw threads. Install back plate and torque mounting
(7) Raise the shaft slightly, and slide inner
screws (22) to 25 lb ft. Install locking wire (21).
seals (37, fig. 40-3) from shaft. Inspect seal for wear or
damage and replace if necessary. Inspect seal (49) which
(12) Install gears and align timing marks as
remains attached to the inside of the bearing housing.
shown on figure 40-9.
(8) Inspect the bearing housing bores for
necks, burrs, out-of-round, or oversize.
Replace a
Note.
defective bearing housing.
Make sure timing marks are correctly
lined before installing key in step 13.
c. Bearing Installation (Gear Side).
(1) Clean all parts with an approved cleaning
solvent and dry thoroughly.
(13) Rotate the timed gears until the gear and
shaft keyways are aligned. Drive keys into keyway.
(2) Install seals (37) until they seat against
eccentric part of shaft.
(14) Install end plates (17, fig. 40-3),
lockwashers (16), capscrews (15), and locking wire (14).
(3) Remove the screen pulley (fig. 8).
(15) Install the gear case cover (8) using a new
(4) Remove rotating seal (30, fig. 40-3), fixed
gasket (9). Tighten capscrews (5) securely.
seal (34).
(16) Install end cap (13). Install fixed seal (34)
(5) Remove end cap (8) and end plate (17).
and rotating seal (30).
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