3 Series E90 325xi (N53) SAL
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Precision-turning both rear brake discs on
both sides
Important!
Always precision-turn both sides of both brake discs on one
axle.
Observe Max. machining dimension per friction ring side
Minimum brake disc thickness (MIN TH)
Brake discs of M models (Compound brake discs) must not
be machined!
Only one brake pad set may be used up on brake discs which
have been lathe-turned to minimum thickness (MIN TH).
Stationary brake disc lathe:
Important!
Only BMW-approved brake disc lathes may be used!
In the case of stationary brake disc lathes, the brake disc must be
removed.
Please refer to the lathe manufacturer's instruction manual for the
exact procedure.
Mobile brake disc lathe:
Important!
Only BMW-approved brake disc lathes may be used!
In the case of mobile brake disc lathes, the brake caliper and the
brake anchor plate must be removed.
The brake discs remain on the car.
Please refer to the lathe manufacturer's instruction manual for the
exact procedure.
After fine-grinding the brake discs, measure the thickness
difference inside the braking surfaces at 8 points with an external
micrometer.
RA Precision-turning both rear brake discs on both sides
BMW AG - TIS
14.02.2013 22:41
Issue status (12/2007) Valid only until next DVD is issued
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