Installing; Contact Spring - Stihl MS 650 Manual

1
: Hold the puller steady and screw
home the thrust bolt (1) until the
flywheel is released.
– Remove the puller from the
flywheel.
: Pull off the flywheel.
Inspect flywheel and magnet poles
for signs of damage or blue
discoloration. If you find any
damage, install a new flywheel.
MS 650, MS 660
7.3.2

Installing

Degrease crankshaft stub, key and
slot in flywheel hub with standard
solvent-based degreasant
containing no chlorinated or
halogenated hydrocarbons – b 17
: Check that key (arrow) is properly
seated.
– Fit the flywheel in position.
– Fit and tighten down the flywheel
nut firmly – b 3.5
– Set gap between ignition module
and flywheel – b 7.2.1
Reassemble all other parts in the
reverse sequence
7.4

Contact Spring

– Remove the carburetor –
b 12.2.1
– Set the Master Control lever to
CHOKE.
: Pull off the connector (arrow).
1
: Push the contact spring down
and past the cam (1).
: Pry the contact spring (1)
downwards off the pin and
remove it sideways.
1
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