29
MAINTENANCE
Adding Shimano genuine mineral oil and bleeding air
13
(B)
(A)
Plug the oil funnel with the oil stopper
so that the side with the O-ring attached
is facing downward.
(A)
Oil stopper
(B)
O-ring
14
(A)
Remove the oil funnel while it is still
being plugged with the oil stopper, and
then attach the O-ring to the bleed
screw and tighten it until oil flows out to
make sure that there are no air bubbles
remaining inside the reservoir tank.
(A)
O-ring
Tightening torque
0.5 - 1 N·m
NOTE
Do not operate the brake lever. If operated,
there is a risk of air bubbles entering the
cylinder.
15
Wipe away any oil that has overflowed.