4. Disengage the bell lever from the buckle on the mudguard.
Adjusting the Disc Brake
Before adjustment, make sure the scooter is powered off and not charging.
If the brake is too tight/loose, use the 4 mm Allen key to loosen the screw on the caliper. Then slightly adjust the
brake line (decrease/increase the exposed length), and tighten the screw again.
Tire Valve Stem
Unscrew the valve cap.
Connect the extension nozzle to the tire valve stem.