When to change the brake fluid, Shortening or re-routing the hose – Hope Tech C2 Brake User Manual

Page 15

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When to change the brake fluid

For high performance usage, typically downhill racing and applications that use lots of
braking effort it is recommended you change the brake fluid once per year. For normal
use change the fluid every four years.

To change the brake fluid follow the preceding instructions for bleeding the brake and
ensure that the master cylinder is filled (and pumped through) at least four times.

3.4. Shortening or re-routing the hose

Your disc brake is supplied fully assembled and bled by the Hope factory and the hose
length will suit the majority of forks and frames. If desired, the following procedure can
be used to shorten the hose. The same procedure can be used to detach the hose and
route it through existing frame guides.

The item numbers refer to the diagram of the XC4 caliper (Section 5.5) but the
procedure is identical for all calipers.

1. Remove the wheel and brake pads to prevent contamination.

2. At the caliper end, unscrew the aluminium shroud (item 16) and slide it away from

the connector (item 18).

3. Prise open the brass olive (item 17) using a screwdriver and slide the olive away

from the connector.

4. Push the end of a small fine bladed screwdriver under the hose end and prise the

hose away from the connector. Once it has eased away from the connector it should
be possible to detach the hose by gently pulling it. This operation must be done
carefully or the inner section of the hose will separate from the outer. Caution, hold
the separated hose carefully, the hose contains brake fluid and it will leak out if you
allow the hose to swing freely.

5. Cut the hose to the desired length using hose cutters or a sharp knife to produce a

clean square cut. Do not remove too much, the resulting hose length should still
permit the full and unrestricted movement of the handlebars.

At this stage the hose can be routed through existing fork or frame guides taking
care not to kink the hose. Take care to avoid a routing situation that can damage
the hose when the bicycle is used such as trapping the hose within suspension fork
or rear suspension linkage movements and avoid chaffing on the tire.

6. Push the hose onto the connector.

7. Slide the brass olive and aluminium shroud into position and tighten.

8. Re bleed the system as described in section 3.3.

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