KTM 125 SX 2010 Owner's Manual page 285

6-5
2
4
Mounting the primary drive and clutch
– Grease the crankshaft seal ring.
1
– Put the oiled O-ring (25x1.50 mm) onto the crankshaft and mount
the distance bushing with the chamfer facing the crank web.
– Place primary gear
– Put the inner ring onto the main shaft with the collar facing
downwards, then mount the oiled needle cage
– Mount the outer clutch hub and stop disc
3
– Mount the inner clutch hub, the new lock washer and the hexagon
nut to the main shaft.
– Degrease the thread on the shift shaft and apply Loctite 243.
– Position clutch holder
nut to 100 Nm.
– Remove the clutch holder and secure the hexagon nut by bending
both brackets of the lock washer upwards.
– Degrease the thread on the crankshaft and apply Loctite 243.
– Fit the locking washer and the hexagon nut (left hand thread) by
hand.
5
– Block the primary drive with gear segment
tighten the primary gear hexagon nut to 150 Nm.
– Remove the gear segment and check the easy running of the primary
drive by turning the crankshaft.
onto crankshaft with the collar downwards.
1
2
.
3
546.29.003.000 and tighten the hexagon
4
5
.
560.12.004.000 and