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 TM 9-2320-285-24-2
3-33.
FIFTH WHEEL MAINTENANCE (CONT)
c.
Fifth Wheel (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
REMOVAL (cont)
1
Tractor,
a
Suitable hoist
a
Attach
To fifth wheel (3)
rear, fifth
b
Take
To relieve weight of fifth
wheel (3)
strain
wheel from
capscrews (1)
b
Two capscrews
Remove and
(1) and lock
discard
washers (2)
c
Fifth wheel (3)
Remove
Lower onto suitable work
surface; then detach hoist
DISASSEMBLY
2
Fifth
a
Capscrew (4)
Remove
wheel
b
Two washers (5)
Remove
(3)
c
Cam roller (6)
Remove
d
Capscrew (7)
Remove and
discard
e
Locknut (8)
Remove
f
Two washers (9)
Remove
g
Cam roller (10)
Remove
h
Cam plate (11)
Remove
From end of trip rod (12)
i
Trip rod (12)
Remove
j
Spring (13) and
Remove
washer (14)
k
Roll pin (15)
Remove
l.
Torsion spring
Remove
(16), second-
ary lock (17),
and handle
(18)
m
Secondary lock
Separate
(17) and
handle (18)
n
Sliding yoke
Remove
(19)
o
Spring (20) and
Remove
yoke shank
(21)
p
Two lubrication
Remove
fittings (22)
q
Two cotter pins
Remove and
(23)
discard
r
Two lock pins
Remove
(24)
s
Two jaws (25)
Remove
t
Spring (26)
Remove
3-318
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