Benelli 2009 TREK1130, Workshop Manual

Page: 169 / 582

FRONT WHEEL AND BRAKE DISKS
4 7
1
CHAS
BRAKE DISKS CONTROL
The procedure below can be applied to all brake disks.
Check:
• the brake disk
In the presence of damages/abrasions Replace.
1
Measure:
• the deformation of the brake disk
If out of specification Correct the deformation
or replace the brake disk.
2
Deformation limit of the brake disk
(maximum)
Front:
0.1 mm (0.004 in)
Rear:
0.15 mm (0.006 in)
Place the bike on a trestle of adequate support so
that the wheel is lifted.
Before measuring the front brake disk bending,
turn the handle bar to the right or to the left, to
ensure that the front wheel is still.
Remove the brake calliper.
Keep the comparator at a straight angle compared
to the brake disk surface.
Measure the bending of 1.5 mm (0.5 in) below the
brake disk edge.
a
b
c
e
d