BMW Motorrad R 18, Rider'S Manual, Page: 91 / 158

87
Rear brake-pad wear limit
min 0.04 in (min 1 mm) (Only friction
material without carrier plate. The wear
marks (grooves) must be clearly visible.)
If the wear marks are no longer visible:
WARNING
Dropping below the minimum pad thick-
ness
Reduced braking action, damage to the
brake
In order to ensure the operating reliabil-
ity of the brake system, make sure that
the brake pads are not worn beyond
their minimum thickness.
Have brake pads renewed at a special-
ist workshop, preferably an authorized
BMW Motorrad retailer.
Checking the front brake fluid level
WARNING
Insufficient or contaminated brake fluid
in the brake fluid reservoir
Considerably reduced braking power
caused by air, dirt or water in the brake
system
Stop riding immediately until fault is rec-
tified.
Check brake fluid level regularly.
Make sure that the lid of the brake fluid
reservoir is cleaned before opening.
Make sure that brake fluid is used from
a sealed container only.
Make sure the ground is level and firm and
hold the motorcycle vertically.
Align handlebars so that the brake fluid
reservoir is positioned horizontally.
Check the brake fluid level in the sight
glass 1 .
The brake fluid level in the brake-fluid
reservoir drops due to brake pad wear.