HYOSUNG 2010 ST7, Service Manual

Page: 84 / 298

3-37 ENGINE
REASSEMBLY
Assemble the countershaft and drive shaft in the reverse
order of disassembly. Pay attention to following points :
GEARSHIFT SHAFT
Disassemble and reassemble the gearshift shaft as
shown in right picture.
TRANSMISSION
INSPECTION
GEAR-SHIFTING FORK
Using a thickness gauge, check the clearance between
the groove of its gear and shifting fork.
The clearance for each of the three shifting forks plays
an important role in the smoothness and positiveness of
shifting action.
If the clearance checked is noted to exceed the limit
specified, replace the fork or its gear, or both.
Service limit
0.50 mm
(0.020 in)
Standard
0.10~0.30 mm
(0.004~0.012 in)
Shift fork-groove
clearance
Shift fork groove width
Standard
NO.3
NO.1 & NO.2
4.85~5.00 mm
(0.191~0.197 in)
4.85~5.00 mm
(0.191~0.197 in)
Shift fork thickness
Standard
NO.3
NO.1 & NO.2
5.3~5.4 mm
(0.209~0.213 in)
5.3~5.4 mm
(0.209~0.213 in)
Vernier calipers : 09900-20101
Thickness gauge : 09900-20806
NOTE
Before installing the gears, coat lightly engine oil
to the driveshaft and countershaft.