Dodge ram truck 3500 1996 Service Manual page 1481

BR
NV4500 MANUAL TRANSMISSION 21 - 91
DISASSEMBLY AND ASSEMBLY
(Continued)
DIAL
INDICATOR
AND
BASE
REAR
BEARING
FIFl'H
GEAR
J9221-232
Fig, 159 Checking Mainshaft End Play
BEARING
PLATE
OIL HOLE
(AT TOP)
MAINSHAFT
REAR
BEARING
PLATE
J9221-233
Fig. 160 Rear Bearing Plate installation
MAINSHAFT
FIFTH
GEAR
SPECIAL
TOOL
6446
J9221-220
Fig. 161 Installing Mainshaft Fifth Gear
(3) Apply 3-4 drops Mopar Lock N ' Seal, or Loctite
242 to nut threads on mainshaft.
(4) Install fifth gear nut on mainshaft (Fig. 162).
NUT
WASHER
'(CONED)
FIFTH
GEAR
NUT
J9221-93
Fig. 162 Installing Fifth Gear Nut And Washer
(5) Tighten fifth gear nut as much as possible with
Nut Wrench 6443 or 6743, long handle ratchet,
breaker bar and Socket Wrench 6441 or 6442 (Fig.
163).
SPECIAL
TOOL
6443
FIFTH
GEAR
NUT
SPECIAL
TOOL
6441
OR
6442
RATCHET
WRENCH
BREAKER
BAR
J9221-92
Fig. 163 Fifth Gear Nut Installation
(6) Lock mainshaft gears by shifting all synchro
sleeves into engaged position.
(7) Position Spline Socket Wrench 6441 or 6442 on
mainshaft splines. Then install breaker bar in socket
wrench and wedge bar against workbench.
(8) Tighten fifth gear nut with Nut Wrench 6443
and high capacity torque wrench. Required torque on
nut is 339-475 N-m (250-350 ft. lbs.). Have helper
hold transmission steady i f necessary. Nut can also
be tightened by striking Wrench 6443 with heavy
copper mallet then checking with torque wrench.