BMW G 310 R Rider's Manual page 74

If the brake fluid level drops be-
8
low the permitted level:
Have the defect rectified as
72
quickly as possible by a spe-
cialist workshop, preferably
an authorised BMW Motorrad
dealer.
Checking the brake-fluid
level, rear brakes
Make sure the ground is level
and firm and hold the motor-
cycle upright.
z
Check the brake fluid level in
brake fluid reservoir 1.
NOTICE
Wear of the brake pads causes
the brake fluid level in the reser-
voir to sink.
Brake fluid level, rear
Brake fluid, DOT4
You should never allow the
brake fluid level to drop below
the MIN mark. (Brake-fluid
reservoir horizontal)
If the brake fluid level drops be-
low the permitted level: