Yamaha WR250F(N) Owner's Service Manual page 516

FRONT BRAKE AND REAR BRAKE
5 - 25
4. Install:
Copper washer 1
Brake hose 2
Union bolt 3
30 Nm (3.0 m · kg, 22 ft · lb)
WARNING
Always use new copper washers.
CAUTION:
Install the brake hose so that it contacts
the master cylinder projection a and that
its bent portion b faces downward.
Rear brake hose
1. Install:
Copper washer 1
Brake hose 2
Copper washer 3
Union bolt 4
30 Nm (3.0 m · kg, 22 ft · lb)
WARNING
Always use new copper washers.
CAUTION:
When installing the brake hose, first align
the tooth a on the copper washer 1 with
the projection b on the brake master cylin-
der. Then, align the pipe portion c on the
end of the brake hose with the tooth d on
the copper washer 1 and tighten the union
bolt.
CHAS