TM 5-3810-206-35
removed from revolving frame by
moving supports and pulling splined
shaft out of bevel gear, without
removing jackshaft (horizontal swing
shaft) removed in step (3) above.
This procedure may be used when
suspected damage is to pinion shaft
and bearings, rather than to bevel
gear.
b. Disassembly.
(1) Remove cotterpin (9, fig. 4-14), nut (7), and
washer (6) from bottom of pinion shaft (3).
(2) Remove bearing (5) and collar (4) from
threaded end of pinion shaft (3).
(3) Remove bearing (1) and bevel gear (2) from
pinion shaft (3), when jackshaft has been removed.
(4) Remove pipe bushing (14) from bearing
retainer cap (12).
c. Cleaning, Inspection, and Repair.
(1) Clean all parts and dry thoroughly.
(2) Inspect pinion shaft and bevel gear (if
removed) for chipped or worn teeth. Inspect shaft for
straightness or worn bearing surfaces. Inspect bearings
carefully for wear or damage. Inspect collar for shaft fit
assuring no looseness form excessive wear.
(3) Repair or place defective components and
damaged mounting hardware.
d. Reassembly.
(1) Position collar (4, fig. 4-14) with bevel edge
first on shaft (3) then press bearing (5) on shaft until
snug against collar.
(2) Install washer (6) and nut (7), on shaft (3 )
and secure with cotterpin (9).
(3) Position bearing retainer (8) over the
bearing (5) and on the collar (4). Pull the assembled
shaft and bearing up into the revolving frame with
splines fitting into bevel gear (2) and secure bearing
retainer (8) to revolving frame with six bolts (17)
lockwashers (16) and nuts (15).
(4) Turn bearing retainer cap (12) into bearing
retainer (8) and secure with pin (10).
Note. If jackshaft and bevel gear
were removed in step b (3) above,
proceed as in step (5) and (6) below.
(5) Slide bevel gear (2) on splines of shaft (3)
KEY to fig. 4-14
until snug against shoulder, then install bearing (1) on
1
Bearing
7
Nut
13
Fitting
shaft (3).
2
Bevel gear
8
Retainer
14
Pipe bushing
(6) Install jackshaft (horizontal swing shaft)(para
3
Pinion shaft
9
Cotterpin
15
Nut (6 rqr)
4
Collar
10
Pin
16
Lockwasher
(7) Install bushing (14) into bearing retainer cap
5
Bearing
11
Cotterpin
(6 rqr)
(12) then install fitting (13) in bushing (14).
6
Flatwasher
12
Bearing retainer
17
Bolt (6 rqr)
e. Adjustment.
Figure 4-14. Vertical intermediate swing shaft, exploded
(1) Remove pin (10) and turn bearing retainer
view.
4-20
