09/FRONT WHEEL 48
400257-10
– Check the thickness of the front and rear brake discs at several places on the disc
to see if it conforms to measurement .
Info
Wear reduces the thickness of the brake disc around the area used by the
brake linings.
Brake discs - wear limits
Front 2.2 mm (0.087 in)
Rear 2.2 mm (0.087 in)
» If the brake disc thickness is less than the specified value:
– Change the brake disc.
– Check the front and rear brake discs for damage, cracking and deformation.
» If the brake disk exhibits damage, cracking or deformation:
– Change the brake disc.
11.6Checking spoke tension
Warning
Danger of accidents Instable handling due to incorrect spoke tension.
– Ensure that the spoke tension is correct.
Info
A loose spoke can cause wheel imbalance, which leads to more loose spokes in a short time.
If the spokes are too tight, they can break due to local overload.
Check the spoke tension regularly, especially on a new motorcycle.
400694-01
– Briefly strike each spoke with the blade of a screwdriver.
Info
The frequency of the tone depends on the spoke length and diameter.
If you hear different tone frequencies from spokes of the same length and
thickness, this is an indication that the spoke tension differs.
You should hear a high note.
» If the spoke tension differs:
– Correct the spoke tension.
– Check the spoke torque.
Guideline
Spoke nipple M3.5 3 Nm (2.2 lbf ft)
Torque wrench with various accessories in set (58429094000) ( p. 145)
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