- Refit the driven pulley shaft bearing with a mod-
ular punch as shown in the figure.
N.B.
IF THE BEARING HAS AN ASYMMETRICAL BALL RETAIN-
ER, PLACE IT SO THAT THE BALLS ARE VISIBLE FROM
THE HUB INNER SIDE.
Specific tooling
020376Y Adaptor handle
020359Y 42x47-mm adaptor
020363Y 20 mm guide
N.B.
WHEN FITTING THE BEARINGS ON THE ENGINE CRANKCASE, SUPPORT THE CRANKCASE
PREFERABLY ON A SURFACE TO ALLOW THE BEARINGS TO BE DRIVEN VERTICALLY.
- Refit the seeger ring with the opening facing the bearing and fit a new oil guard flush with the crankcase
from the pulley side.
Refitting the hub bearings
- Install the three shafts in the engine crankcase as shown in the figure.
Refitting the ub cover
- Fit a new gasket together with the centring dowels.
- Seal the gasket of the breather pipe using black silicone sealant.
- Fit the gearbox cover, making sure the breather pipe is in the correct position.
- Place the 3 shortest screws, identifiable by their different colour, as shown in the figure.
- Fasten the breather pipe support bracket with the lower short screw.
- Assemble the remaining 4 screws and tighten the 7 screws to the prescribed torque.
Locking torques (N*m)
Rear hub cover screws 24 ÷ 27
Runner 125 - 200 Engine
ENG - 145
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