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 TM 9-2320-285-24-2
3-33.
FIFTH WHEEL MAINTENANCE (CONT)
b.
Unlatch Valve (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
REPAIR (cont)
NOTE
Repeat steps lie thru lid above to install remaining elbow (8 or 12).
REASSEMBLY
NOTE
Apply thin film of lubricant to valve bore and all internal parts before reassembly.
12
Unlatch
a
Plug (7)
a
Coat
Use pipe thread sealant
valve (29)
threads
b
Install
Tighten securely
b
Valve (37)
Install
c
Spring (36)
Install
d
New seal ring
Install
(35)
e
Nut (34)
Install
Tighten securely
f
New grommet
Install
On plunger (31)
(33)
g
Spring (32)
Install
h
Plunger (31)
Install
and pin (30)
INSTALLATION
13
Tractor
a
Unlatch valve
Install
Have assistant install from
cab
(29)
underside
b
Dial plate (28)
Install
and two
screws (27)
c
Nut (26) and
Install
button (25)
d
Guard (24)
Position
e
Two screws
Install and
Have assistant install lock
(21), lock
tighten
washers (23) and nuts (22)
washers (23),
from underside
and nuts (22)
f
Hood
Close
14
Cab tilt
Cab
Tilt 45 degrees
pump
3-313
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