Replacing
Chain Sprocket
Removing
E-clip
Spur sprocket
First disengage the chain brake by pulling
the hand guard
back against
the handlebar. Now remove the chain sprok-
ket cover, Oilomatic
chain and guide bar. Use a small
screwdriver
to
prise the E-clip
off the crankshaft.
Take the thrust washer
(2),
sprocket and
needle
cage
off
the
crankshaft.
Clean the stub
of the crankshaft, wash the needle cage in
clean gasoline
and lubricate
with STIHL
grease
0781
120
1111.
Reverse the above
sequence for reassembly.
Use only
original STIHL chain sprockets to ensure correct
operation of the chain
brake.
40
guide bar.
Top: Spur sprocket
Bottom:
Rim sprocket
Use
a
small screwdriver
to prise the E-clip off the crank-
shaft. Take off the thrust washer and rim sprocket (3).
Fit the new rim sprocket (3) so that the side with the cavi-
ties faces outward.
First remove the chain sprocket
cover, Oilomatic chain and Use only original STIHL clutch drums to ensure
correct
operation of
the
chain brake.
Finish off by reffitting the thrust washer (2) and E-clip (1)
on
Rim sprocket the crankshaft.
/13
To Next Page
Loading...
