Replacing Brake Fluid - Yamaha YBR 125 Service Manual

Exhausting air/Replacing brake liquid
Warning
Grip the brake hadlebar to check brake liquid leakage,
Wipe off the brake liquid sprayed on brake disk, tire
and rim.
6.Refit the diaphragm of brake liquid vat.
7.Refit the cover of brake liquid vat.
Replacing brake liquid:
1.Make the main liquid vat in horizontal state,and disass-
emble the cover of liquid vat.
2.Fit the plastic rubber hose
ing screw
plastic rubber hose. Loosen the oil draining screw, and
repeat that several times until no brake liquid is drained
by oil draining screw.
Warning
Wipe off the brake liquid sprayed on brake disk, tire
and rim.
3.Lock the oil draining screw
4.Remove the diaphragm
5. Fill the brake liquid until above lower limit.
Appointed brake liquid:genuine YAMAHA brake liquid DOT4
Note:
Do not mix and use brake liquid of different brand
DOT3 oil can be used if there is no DOT4 oil.
6. Pull the brake handlebar to make the brake liquid pipe
filled with brake liquid.
Note:
Supply the brake liquid at the same time.Do not let it
below the lower limit.
3-19
INSP
on front end of oil drain-
,and prepare oil continter at the front end of
Oil draining screw:
6 Nm (0.6 kg.m)
of brake liquid vat.
3
A DJ