34 21 947 Fine-grinding both sides of both rear brake disks (brake disks removed)
IMPORTANT:
- Always fine-grind both sides of both brake disks on one axle.
- Note MAX. machining dimension per friction ring side,
- minimum brake disk thickness (MIN TH) and
- Observe surface roughness of brake surfaces.
- Only one brake lining set may be used up on brake disks which have been lathe-turned to minimum thickness (MIN TH).
- Brake disks of M models (Compound brake disks) must not be machined!
Grinding machine.
Workshop Equipment/Planning documentation.
Follow the machine manufacturer's operating instructions.