CEMB USA C71_2 evo (D) User Manual

Page 12

I 0637 -

5.7 - Unbalance optimisation

This function serves to reduce the amount of weight to be added in order to balance the wheel
It is suitable for static unbalance greater than 30 g.
It improves the residual eccentricity of the tyre.

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With a piece of chalk make a reference mark on the fl ange and the

rim

With the aid of a tyre remover, turn the tyre on the rim by 180°
Refi t the wheel in such a way that the reference marks on the rim

and

the

fl ange coincide.

RH display: percentage reduction value
LH display: actual static unbalance value which can be reduced by

rotation

RIM IN POSITION INDICATION

Mark the tyre (12 o’clock position)

TYRE IN POSITION INDICATION

Mark the rim (12 o’clock position)
Turn the tyre on the rim until the marks correspond to obtain the

optimization shown on the display.

CANCEL OPTIMISATION IN ANY PHASE.

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Unbalance already measured

No previous

unbalance

measurement

unbalance measurement