Edge Fractures; Chipping On Ceramic Brake Discs - Audi A6 2005 Workshop Manual

Audi A6 2005 ➤ , Audi A6 Avant 2005 ➤
Brake system - Edition 04.2019
Ceramic brake discs must be renewed if there are cracks in the
area of the bolted connection of the brake disc hub extending into
the friction surface of the brake disc -arrows-.
Ceramic brake discs must be renewed if there are radial cracks
in the area of the bolted connection on the brake disc hub.
WARNING
If one brake disc is damaged or worn, the other discs must also
be checked for damage and wear.
2.4

Edge fractures

Edge fractures -arrow- are caused by mechanical damage to the
edges.
Permissible:
♦ max. width/depth = 2 mm
♦ max. length = 20 mm
♦ max. 3 edge fractures per brake disc
If any of the criteria listed above are exceeded, the brake disc
must be renewed. ⇒ page 101
WARNING
If one brake disc is damaged or worn, the other discs must also
be checked for damage and wear.
2.5

Chipping on ceramic brake discs

Always renew ceramic brake discs if there is chipping (larger than
1 cm² -arrow-) on the friction surface.
WARNING
If one brake disc is damaged or worn, the other discs must also
be checked for damage and wear.
8
Rep. gr.00 - Technical data