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To be continued on next page
MAINTENANCE
Adding Shimano genuine mineral oil and bleeding air
6
(A)
Tie the supplied tube and bag with
rubber bands, set a 3mm hexagon
wrench as shown in the illustration, and
connect the tube to the bleed boss.
(A)
Bag
7
(A)
Loosen the bleed screw.
At this point, make sure that the tube is
secured to the bleed boss.
After a little while, the oil and air
bubbles will fl ow naturally from the
bleed boss into the tube.
In this way it will be possible to easily
extract the greater part of the air
bubbles remaining inside the brake
system.
(A)
Air bubbles
TECH TIPS
It may be effective to shake the brake hose
gently, to tap the lever bracket or brake
calipers gently with a screwdriver, or to move
the position of the calipers at this time.
8
The level of liquid inside the funnel will drop at this time, so keep fi lling the funnel with oil
to maintain the level of liquid so that air is not drawn in (air does not get inside).
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