Stihl TS 400 - Fueling and Engine Operation

STIHL TS 400 31
6.4 Stop switch lead /
g
round lead
Note: Before screwing in the ignition
lead, the high-voltage output must be
filled with STIHL multi-purpose
grease, see 11.2.
Caution! Graphite (Molykote) grease
and silicone insulating paste must not
be used.
- Slide protective sleeve over the
high-voltage output.
- Position the ignition module and
loosely turn in the screws.
Important! A washer must be fitted
under the head of every screw.
- Slide on stop switch lead.
Stop switch lead:
- Remove shroud, see 5.5.
- Install fan cover, see 6.3.2.
• Disconnect plug (1) on stop switch
lead from ignition module.
• Draw stop switch lead out of wire
harness (2) and mount (3).
- Disconnect spark plug terminal from
spark plug.
- Draw ignition lead out of retainers.
• Remove stop switch lead from
slot (1) and retainers (2).
• If necessary, press out the tabs of
the wire harness and remove the
wire harness.
• Draw protective sleeve (1) off the
high-voltage output.
• Unscrew the ignition lead from
the contact pin, turning the
ignition module and drawing the
ignition lead out of the high-
voltage output.
• Insert a gauge (1) between the arms
of the ignition module and the
magnetic poles of the flywheel.
- Press the ignition module against the
gauge and tighten the screws with a
torque of 8.0 Nm.
- Remove the gauge and check the
air gap with calipers; the gap should
be 0.15 ... 0.3 mm.
- Replace fan cover.
- Insert screws and tighten with a
torque of 6.0 Nm.