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 TM 10-3920-638-24&P
4-4. TRANSMISSION MAINTENANCE (cont)
f. Reverse and Second Clutch Assembly (cont).
ITEM
ACTION
REMARKS
STEP
LOCATION
INSPECTION
Inspect teeth for wear, pits, cracks, nicks
Inspect
Reverse and second
5
and scores. Inspect shaft and quills to make
shaft drum and
certain they are not sprung, bent or have
plug assembly (18)
twisted splines, and that shafts are true. In-
spect overall for wear, cracks, distortion
and damage. If any of these conditions are
observed, replace reverse and second shaft
drum and plug assembly
6
Inspect each disc for wear, cracks, damage
Inner clutch discs (13, 24), Inspect
outer clutch discs (14,
and breaks. If any of these conditions
are observed, replace disc
25)
7
Inspect
Piston return springs
Inspect for cracks, distortion, broken con-
(17), piston spring
dition, wear and evidence of permanent
(28)
set. If any of these conditions are ob-
served, replace spring
8
Inspect rollers and cages for wear, chips,
Inspect
Bearings (4, 8, 10)
nicks and damage. [f any of these con-
ditions are observed, replace bearing.
Dip bearings in clean light oil and wrap
in clean lintless cloth or paper
Inspect for wear, damage, cracks and dis-
9
Inspect
All other parts
tortion. If any of these conditions are
observed, replace part
REASSEMBLY
10
Install and
Clutch
a. Outer clutch
Lubricate oil seal with OE10 (refer to
size
piston seal (30)
piston (29)
current lubrication order). To size
seal, rotate clutch piston while
holding a round object against new
seal as shown. Rotate clutch piston
until seal is flush with outer
diameter of clutch piston
Change 1
4-200
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