Removing the chain
Find the split link and position it on the rear sprocket. Remove
the link with a pair of pliers and undo the chain.
When refitting, it is important that the link should be fitted
in the opposite direction to the rotation of the chain (see
figure).
Taking down the rear wheel
Loosen the chain stretchers on the left and right sides.
Unscrew wheel spindle nut 1.
Pull out the wheel spindle from the left side and take down the
wheel assembly..
Removing the rear sprocket
Unscrew the six screws and remove the rear sprocket from the
wheel hub.
WARNING
Important! Follow these steps to properly tighten the rear
sprocket:
– Apply medium-resistance threadlocking Loctite to the
screw threads.
– Using a torque spanner, tighten the six sprocket locknuts to
25-30 N·m.
– Check the tightening by turning the six inside nuts with a
hexagonal long-arm CH13 spanner (400-500 mm).
All the nuts should be securely locked.
Removing the rear brake disc
If necessary unscrew the four screws 1 and remove the brake
disc.
- When refitting the disc, check the tightening torques against
those specified in the table in Chapter 3 Tightening torques -
Specifications - Recommended products.
4
Workshop manual RR 4T - 400 - 450 - 525
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