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c) Changing a tyre
Thetyres are xed on the wheel rimand cannot be
removed.Therefore,ifatyreisworn,theentirewheel
must be replaced.
After loosening the wheel nut (A), pull the wheel off the
wheel axle.
Attach the new wheel so that the hex socket on the
insideofthewheelrimtsexactlyoverthewheelhub
nut .
Screw the wheel tight to the wheel axle with the wheel
nut (A) removed at the beginning. Do not apply any
force when tightening the wheel nut, otherwise the
wheel will not spin freely and the powertrain may be
damaged.
It may be that the wheel hub nut (B) remains in the
rim when the rear wheel is removed or it comes off the
wheel axle (C). Ensure that the drive pin (D) does not
fall off.
Ifthewheelissubsequentlyre-tted,itisimportantto
check that the drive pin (D) is inserted exactly into the
centre of the wheel axle (C) and that it is positioned
in the corresponding notch on the wheel hub nut (B).
If the drive pin (D) is missing, no torque can be trans-
ferred from the engine to the wheel and the wheel will
spin freely.