Ignition; Engine Sprocket - KTM 125 Repair Manual

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– Cover the crankcase.
– Place the piston onto an appropriate wooden support and remove
both piston pin retainers.
– Press the piston pin out of the piston without applying excessive
force. An appropriate mandrel can be used if necessary.
– Remove the piston and take the piston pin bearing out of the conrod
eye.
– Remove the cylinder base gaskets.

Ignition

– Remove 4 bolts and take off the ignition cover together with the
gasket.
– Hold the rotor with the special tool and undo the hexagon nut.
– Take the hexagon nut and the detent edged ring off the crankshaft.
– Twist the rotor extractor into the thread of the rotor (LH thread) and
remove the rotor.
– Remove the 3 collar bolts
– Take the woodruff key out of the crankshaft.

Engine sprocket

– Use a pair of circlip pliers to take the circlip
– Take the engine sprocket, the distance bushing and the O-ring off the
countershaft.
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and take the stator out of the housing.
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off the countershaft.
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