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MAINTENANCE
SHIMANO genuine mineral oil replacement
18.
Tighten with a bleed screw to which an O-ring has been attached.
Tighten until oil flows out to make sure that no air bubbles remain inside the reservoir
tank.
Do not operate the brake lever. If operated, there is a risk of air bubbles entering the
cylinder.
Bleed screw
0.5 - 1 N·m
19.
Wipe away any oil that has overflowed.