Cube Road bike, Handbook

Page: 22 / 48

22 | ROAD BIKE | EN
2. Check your brake system seals:
S
Operate each brake lever in a static
position and hold the brake lever in that
position.
S
Check the brake system from the brake
lever along the lines to the brakes.
S
There must be no egress of hydraulic
fluid at any point.
3. Check operation of the brake shoes:
S
With the brake applied the brake shoes
must be in contact with the rim shoulder
along their entire length.
S
The brake shoe must never touch the tyre
– even if the brake is not applied.
4. Check the brake block wear.
S The brake blocks must not be worn down
beyond the wear indicator.
mtb028 (arrow to wear indicator limit)
5. Check centring of the brake shoes.
S
The brake shoes must be equidistant from
the rim on both sides.
6.6.4 Check hydraulic disc brakes
RIsK Of PERsONAl INjuRy AND
MAtERIAl DAMAgE!
Dirty brake disks may reduce braking ef-
ficiency.
Dirty brake disks must be cleaned im-
mediately.
mtb030
1. Pull the brake calliper alternately in all
directions.
S
It should not be possible to move the
caliper.
2. Check your brake system seals:
S
Operate each brake lever in a static
position and hold it,
S
Check the brake system from the brake
lever along the lines to the brakes.
There must be no egress of hydraulic
fluid at any point.
3. Check brake disk for damage:
S
There must be no grooves, ruptures, deep
scratches or other mechanical damage.
4. Lift the front or rear road wheel and turn it
by hand:
The brake disk must only have a slight axial
run-out.
5. Have the brake pad and brake disc wear
checked at a specialist workshop (see here
also Chapter 11):
S
The brake pads must not be worn down
beyond the wear indicator.
S
The brake disk must not be below the
minimum thickness.
S
You can find the minimum thickness in
the accompanying component operating
instructions.
6. Check your brake disks for dirt, especially oil
and grease.
S
Dirty brake disks must be cleaned
immediately (see Chapter 11)