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 TM 9-2320-285-24-2
3-33.
FIFTH WHEEL MAINTENANCE (CONT)
a.
Unlatch Cylinder (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
INSPECTION (cont)
3
c
Air filter
Inspect
Replace if cracked, broken,
(cont)
(7)
or plugged
d
All other parts
Inspect
Replace if cracked, broken,
distorted, or threads
damaged
INSTALLATION
4
Unlatch
a
Elbows (9 and
Install and
cylinder
10) and con-
tighten
(6)
nector (8)
b
Air filter (7)
Install
Rotate clockwise
5
Fifth wheel
a
Unlatch cyl-
Position
In tractor
inder (6)
b
Capscrew (5)
Install and
Do not overtighten; unlatch
and locknut
tighten
cylinder (6) must be free
(4)
to pivot
c
Capscrew (3)
Install and
Do not overtighten; unlatch
and locknut
tighten
cylinder (6) must be free
(2)
to pivot
d
Air hose (1)
Connect
6
Air tank
Air pressure
Restore
See para 2-41h(l)
7
Tractor
Fifth wheel
Push
With fifth wheel jaws closed,
cab
unlatch control
depress brake pedal and
push fifth wheel unlatch
control
8
Fifth wheel
Fifth wheel jaws
Observe
Performing step 7 above
should open fifth wheel
jaws without any binding
or sticking
3-306
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