Dodge ram truck 3500 1996 Service Manual page 1474

21 - 84 NV4580 MANUAL TRANSMISSION
BR
DISASSEMBLY AND ASSEMBLY
fContinued)
(21) Support mainshaft in upright position (Fig.
127). Remaining gears, snap rings and synchro com­
ponents are easier to install with shaft in upright
position. Shaft can be supported In gear case as
shown, or hole can be cut in workbench to support
shaft.
MAINSHAFT
GEAR
CASE
J9221-222
; Fig. 127 Mainshaft Positioned For Gear And
Synchro instaiiation
(22) I f 1-2 synchro hub and sleeve were disassem­
bled for service, reassemble hub, sleeve, struts and
springs as follows:
(a) Install weights In hub (Fig. 128). Use petro­
leum jelly to hold weights in place i f desired.
HUB SYNCHRO
Fig. 128 instaiiing Weights in 1-2 Synchro Hub
(b) Install weight retainer springs. Flat spring
goes at front side of hub (Fig. 129). Be sure
retainer spring ends are securely engaged in
weight slots as shown.
(c) Place synchro hub on bench so side of hub
with square spring is facing up (Fig. 130).
(d) Align and install sleeve on hub. Be sure
tapered side of sleeve faces upward (toward front).
J9221-207
Fig. 129 Installing Weight Retainer Springs In 1-2
Synchro Hub
Rotate sleeve until i t slides onto hub. Sleeve only
fits one way and will easily slide onto hub when
long slot in sleeve, aligns with long shoulder on
hub (Fig. 130).
(e) Place wood blocks under hub that will raise
hub about
3 . 5
cm
(1.375
in.) above surface of work­
bench. Then allow sleeve to drop down on hub (Fig.
131).
Fig. 180 installing 1-2 Synchro Sleeve On Hub
(f) Install springs and struts in hub (Fig. 1 3 1 ) .
Use lots of petroleum jelly to hold them in place.
Then compress struts with your fingers and move
sleeve upward until struts are started in sleeve.
Verify that struts are engaged in sleeve before pro­
ceeding.