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MAINTENANCE
SHIMANO genuine mineral oil replacement
11.
Operate the brake lever.
Air bubbles in the system will rise up through the port into the oil funnel. Continue
operating the brake lever until no more bubbles appear.
12.
Check that the lever has become stiff.
If the lever does not become stiff, repeat the procedures from step 6.
13.
Tilt the brake lever upwards 30° from the ground and conduct step 11.
Check that there are no remaining air bubbles.
30°
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