Brake Fluid Replacement - Suzuki 2005 GSF1200 Service Manual

4A-6 Brake Control System and Diagnosis:
4) Loosen the air bleeder valve by turning it a quarter of
a turn so that the brake fluid runs into the receptacle,
this will remove the tension of the brake lever
causing it to touch the handlebar grip.
5) Close the air bleeder valve, pump and squeeze the
lever, and open the valve.
6) Repeat this process until the fluid flowing into the
receptacle no longer contains air bubbles.
NOTE
While bleeding the brake system, replenish
the brake fluid in the reservoir as necessary.
Make sure that there is always some fluid
visible in the reservoir.
7) Close the air bleeder valve and disconnect the hose.
8) Fill the reservoir with brake fluid to the top of the
inspection window.
Tightening torque
Air bleeder valve (Front brake): 7.5 N·m (0.75
kgf-m, 5.5 lb-ft)
9) Install the reservoir cap.
Rear Brake
Bleed air from the rear brake system as the same
manner of front brake.
NOTE
The only difference of bleeding operation
from the front brake is that the rear master
cylinder is actuated by a pedal.
Tightening torque
Air bleeder valve (Rear brake): 6.0 N·m (0.6 kgf-m,
4.5 lb-ft)

Brake Fluid Replacement

CAUTION
!
Handle brake fluid with care: the fluid reacts
chemically with paint, plastic, rubber
materials, etc.
Front Brake
1) Place the motorcycle on a level surface and keep the
handlebars straight.
2) Remove the brake fluid reservoir cap and
diaphragm.
3) Suck up the old brake fluid as much as possible.
4) Fill the reservoir with new brake fluid.
BF: Brake fluid (DOT 4)
5) Connect a clear hose to the air bleeder valve and
insert the other end of the hose into a receptacle.
I649G1410013-01
I649G1410012-01
B649G14106024
I649G1410008-01
I649G1410009-01