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ENGI
N
E DIS
A
S
SEM
BL
Y
2.6 CoUNtERSHAft
The countershaft has the task of balancing a part of
the inertial forces produced by the crank mechanism.
The countershaft is mainly made up of the shaft
1
and
counterweight
2
. The elastic washer
7
and nut
8
have
the task of assuring coupling of the complete shaft to
the base.
ATTENTION
: don’t use pneumatic wrench.
In order to disassemble the shaft, remove the nut
8
which can be accessed through the ignition unit
compartment. Extract the elastic washer
7
and the
counterweight.
Pull the countershaft out through the right-hand side
crankcase
1
.
Extraction of countershaft.
Exploded view of countershaft.
1) Shaft;
2) Counterweight;
7) Elastic washer
8) Nut M12x1
