Installing The Front Brake Master Cylinder - Yamaha XG250 Service Manual

with clean or new brake fluid.
Never use solvents on internal brake com-
●
ponents.
Recommended fluid
DOT 4
EAS22530
INSTALLING THE FRONT BRAKE MASTER
CYLINDER
1. Install:
Front brake master cylinder "1"
●
Front brake master cylinder bracket "2"
●
Brake master cylinder bracket bolt
7 Nm (0.7 m•kg, 5.1 ft•lb)
1
2
NOTE:
Install the brake master cylinder holder with
●
the "UP" mark facing up.
Align the end of the brake master cylinder
●
holder with the punch mark "a" on the handle-
bar.
First, tighten the upper bolt, then the lower
●
bolt.
a
2. Install:
Copper washers "1"
●
Front brake hose "2"
●
Front brake union bolt "3"
●
New
Brake hose union bolt
30 Nm (3.0 m•kg, 22 ft•lb)
EWA13530
WARNING
Proper brake hose routing is essential to in-
sure safe vehicle operation. Refer to "CABLE
ROUTING" on page 2-25.
NOTE:
While holding the brake hose, tighten the
●
union bolt as shown.
Turn the handlebar to the left and right to
●
make sure the brake hose does not touch oth-
er parts (e.g., wire harness, cables, leads).
Correct if necessary.
3. Fill:
Brake master cylinder reservoir
●
(with the specified amount of the recom-
mended brake fluid)
Recommended fluid
DOT 4
EWA13540
WARNING
Use only the designated brake fluid. Other
●
brake fluids may cause the rubber seals to
deteriorate, causing leakage and poor
brake performance.
Refill with the same type of brake fluid that
●
is already in the system. Mixing brake flu-
ids may result in a harmful chemical reac-
tion, leading to poor brake performance.
When refilling, be careful that water does
●
not enter the brake master cylinder reser-
voir. Water will significantly lower the boil-
ing point of the brake fluid and could
4-24
FRONT BRAKE
1
3 2