KTM 400-660 LC4 1998-2005, Repair Manual

Page: 106 / 501

6-19F
Installing the ignition (Kokusan 4K-3)
– Block the crankshaft with the crankshaft locking bolt.
– Insert the woodruff key into the crankshaft.
– Clean the cone of the flywheel and the crankshaft and mount the
flywheel.
– Mount the spring washer and the collar nut (LH thread).
– Tighten the collar nut with 60 Nm.
– Insert the O-ring
1
into the groove in the engine housing.
– Mount the pre-assembled ignition cover. Insert the 4 bolts without
tightening them yet.
Adjusting the ignition point (Kokusan 4K-3)
NOTE: The ignition point is adjusted while the crankshaft locking bolt
is still twisted in.
– Remove the plug at the clutch cover.
– Turn the clutch cover until mark
A
on the pulse generator and mark
B
,
C
,
D
or
E
, respectively, on the flywheel coincide.
MODEL 400 / 620 / 660 2003:
– Mark
B
must coincide with the mark on the pulse generator in the
400 LC4 engine.
– Mark
C
must coincide with the mark on the pulse generator in the
620 LC4 engine and the 660 LC4 engine (2003 model).
MODEL 660 SMC / SMS 2004:
– Turn the ignition cover until mark
A
on the impulse generator
coincides with mark
D
(660 SMC)
E
(660 SMS) on the flywheel.
NOTE: read the 2003/2004 Technical Information, Chapter 1 to
adjust the ignition for 660 SMC models
– Tighten the 4 bolts of the ignition cover.
– Finally, mount the plug.
1
A
B
C
B
C
D
E