Removing And Installing (Fs 400/450, Fr 450) - Stihl FS 120 Service Manual

1
 Place the module in position,
insert the screws but do not
tighten them down yet.
 Check that ignition lead is
properly seated in grommet.
•
Slide the setting gauge (1)
1127 890 6400 between the
arms of the ignition module and
the flywheel magnet poles.
 Press the ignition module
against the flywheel and tighten
down the mounting screws to a
torque of 4.5 Nm (3.3 lbf.ft).
Reassemble all other parts in the
reverse sequence.
)6       )5  
5.3.3

Removing and Installing (FS 400/450, FR 450)

1
 Remove the shroud - see 4.1.
 Remove the fan housing - see
6.2.
•
Pull boot (1) off the spark plug.
•
Pull cable retainer (2) out of
cylinder.
•
Take ignition lead out of guide.
2
•
Take out the screws.
•
Lift ignition module away slightly
and disconnect short circuit wire
from ignition module.
 Remove the ignition lead - see
5.2.
 Connect the short circuit wire,
place the module in position,
insert the screws but do not
tighten them down yet.