Front Brake Disc - Derbi Rambla 250 Manual

Braking system
Disc Inspection
•
Carry out a visual inspection of brake disc surface. Replace the disc if scored or deteriorated.
•
Check the brake disc for wear by measuring the minimum thickness with a micrometer at
different points. Replace the disc if the minimum thickness, even at a single point of the disc,
is less than the minimum value.
CAUTION
OPERATIONS TO BE CARRIED OUT WITH BRAKE DISC FITTED ON THE WHEEL.
Characteristic
Minimum value for brake disc thickness:
3.8 mm
•
Using a dial gauge, check that disc os-
cillation does not exceed the tolerance;
otherwise, replace it.
Characteristic
Brake disc oscillation tolerance:
0.5 mm

Front brake disc

OPERATIONS VALID FOR BOTH FRONT BRAKE DISCS
Removal
•
Remove the front wheel.
•
Undo and remove the five brake disc
screws.
•
Remove the brake disc.
Refitting
For refitting, follow the operations in reverse order observing the tightening torque.
NOTE
SCREW ALL THE SCREWS MANUALLY AND TIGHTEN THEM OPERATING DIAGONALLY
BRAK SYS - 212