TM-9-2320-361-34
2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
MAY 1992
TM-9-2320-361-34 - Page 487 of 764
TM 9-2320-361-34
15-42. INTERMEDIATE CASE MAINTENANCE (Contd)
g. Second Reduction Drive Pinion Adjustment
1.
2.
3,
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
NOTE
Intermediate gear assembly must be removed and disassembled in
order to adjust depth of second reduction drive pinion.
‘To increase or decrease depth of second reduction drive pinion (30), add and remove equal amount of
shims between shims (23) and (28); perform steps 2 through 15.
Remove second reduction gear assembly (35) from intermediate case (36) (subtask a, steps 3
through 7).
Remove four screws (1), lockwashers (2), cap cover (3), and gasket (4) from cap (5).
Remove six screws (15), lockwashers
(14),
and cap (5) from bearing retainer (13).
Remove cotter pin (7), nut (6), bearing (8), and shims (9) from shaft of second reduction feed
pinion (31).
Remove retaining ring
(11),
adjusting nut
(10),
bearing (12), retainer (13), and shims (16) from gear
and hub (17).
Remove gear and hub
(17)
and shims
(18)
from shaft of second reduction drive pinion (30).
Remove retaining ring (20), adjusting nut
(19),
bearing
(21),
drive gear (22), two woodruff keys (29),
shims (23), and spacer
(24)
from second reduction drive
pinion (30).
Remove retaining ring (26), adjusting nut (25), bearing (27), and shims (28) from second reduction
drive pinion (30).
To increase depth of second reduction drive pinion (30), add shims (23) and remove shims (28) in
equal amounts. To decrease depth of second reduction drive pinion (30), remove shims (23) and add
shims (28) in equal amounts.
Assemble second reduction gear assembly (35) (subtask d, steps 2,3, and 6 through
10).
Install second reduction gear assembly (35) into intermediate case (36) (subtask e, steps 3
through 6).
Looking through hole (32) in boring case (33), confirm that gear (30) alines with gear (34).
If gear (30) does not aline with gear (34), repeat steps
1
through
12
above.
If gear
(30)
is
in proper
alinement with
gear (34), perform subtask e, steps
14
and
15.
15-176
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