44 MS 661, MS 661 C-M
Make sure the leg spring (arrow)
locates properly inside the spark
plug boot.
: Fit the cover (1) over the spark
plug boot.
: Fit the cable retainer (1) at
distance 'a' from the ignition
module / control unit so that the
gap (arrow) faces away from the
spark plug boot:
– Models without M-Tronic:
a =164mm
– Models with M-Tronic:
a =166mm
– Use a pointed tool to pierce the
center of the other end of the
ignition lead which screws into
the module / control unit.
– Before installing the ignition lead,
pack the high voltage output with
STIHL multipurpose grease
b 16.
Do not use either graphite grease or
silicone insulating paste.
3443RA467 TG
1
1166RA112 TG
1
a
: Fit the grommet (1) on the
ignition lead and screw the
ignition lead into the ignition
module / control unit.
: Push the grommet (1) into
position.
– Install the ignition module /
control unit and set the air gap,
b 7.3
– Reassemble all other parts in the
reverse sequence.
7.7 Flywheel
– Remove the shroud, b 6.4
– Remove the rewind starter,
b 9.2
– Use locking strip to block the
piston, b 4.2
: Unscrew the flywheel nut (1).
1166RA113 TG
1
1166RA114 TG
1
: Screw puller (1) 1106 890 4501
into flywheel as far as stop.
: Hold the puller (1) steady and
screw home the thrust bolt (2)
until the flywheel is released from
the crankshaft.
: Remove the puller (1)
1106 890 4501 from the flywheel.
: The flywheel and magnet poles
(arrows) must not be damaged or
have turned blue. Replace
flywheel if necessary.
On versions with heating, also
check the magnet ring for signs of
damage.
– Inspect the magnet ring in the
flywheel (inside) for cracks or
other damage. If damage is
found, replace the flywheel.
1166RA115 TG
1
2
1166RA116 TG
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General
Weight and Dimensions
