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PART 6-2-3
SPEED PARTIALLY SYNCHRONISED MANUAL SHIFT
6-13
FRONT BEARING RETAINER SEAL
1. Remove the input shaft
seal
from the front bearing retainer as
shown in Fig. 19.
2.
Install a new input shaft
seal
as shown in Fig. 20.
ASSEMBLY
1.
Lubricate the interlock sleeve
bore of the gear case and the outside
of the interlock sleeve. Use grease to
locate one interlock ball in the
inter-
lock sleeve and fit the sleeve to the
case.
2.
Lubricate
a:
new
"0"
ring
seal
and fit to the shaft.
FIG. 14
-Selector Camshafts, Levers and
Interlock Assembly
3. Lubricate the shaft of the first
and reverse gearshift cam and shaft
assembly and fit it to the case. Align
the shaft retainer groove and the hole
in the case and fit the taper pin.
Fig. 29 (Use sealer on pin).
4.
Lubricate the shaft of the
second and third speed gearshift cam
and shaft assembly. Fit the cam and
shaft assembly and use the centl.'e
detent notch to retain the interlock
spring, interlock pin and
second
detent ball, which should now be
fitted. (Interlock sleeves are selective-
ly fitted for axial movement of
·
002
to · 010 in all gear selection positions
-refer Fig. 21). Do not fit taper pin
to second and third camshaft at this
stage.
FIG. 15-Removing
Output Shaft Bearing
2. Press the output shaft bearing
onto the shaft as shown in Fig. 16
and install the spacer and snap ring
on the shaft. Select a snap ring to
keep end float to a minimum (
·
000
to ·004).
SYNCHRONIZER
1. Remove the synchronizer sleeve,
blocking rings, inserts, and retainers
from the synchronizer hub (Fig. 17).
COUNTERSHAFT GEAR
IEARINGS
1. Remove the flat washers, dum-
my shaft, spacer, and roller bearings
from the countershaft
gear
(Fig. 18).
FIG. 16-Replacing
Output Shaft Bearing
5.
Lubricate the bore of the re-
verse idler gear and bush assembly,
and install the gear and bush assem-
bly, fitting the reverse idler shaft to
the case so that the locking groove is
flush with the outside of the case and
adjacent to the cluster gear shaft bore.
Fig. 22. The reverse idler gear
should be installed so that the longer
boss of the gear is towards the front
of the case. Fig. 23.
FIG. 17-2nd
&
3rd Synchronizer
Disassembled
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