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Check whether the height of the handlebars and saddle
1
are appropriate
2
Check whether the steering mechanism is loose and worn
Check whether the pedals and medial axle components
3
are loose and worn
4
Check whether the tire pressure is appropriate
Check whether the clearance between the front and rear
5
axle cores is too large and loose
6
Check chain tightness
7
Check whether the brake is flexible
8
Check whether the brake block is worn
9
Check whether the rim is deflected or deformed
10
Check whether the reflector is polluted or damaged
11
Check whether the spokes are loose or broken
Torque force of screw and nut
is as follows
Nut model
M5
M6
M8
16
Torque value/unit
7 N.m
10.5 N.m
18 N.m
Mind to check if all bolts and nuts in the bike are firmly tightened on a regular basis. You
are suggested to tighten the bolts and nuts on relevant positions by torque wrench
according to the torque data in the following table.
Front wheel nuts
18-22
Rear wheel nuts
24-29
Seat binder nut
12-17
Seat tube nuts
7-9
Brake anchor nut
7-9
Handle bar cover plate nut
7-9
Head stem bolt
16-18
Crank cotter pin nuts
9-14
Brake center bolt
6-9
Important safety advice
• This bicycle arrives to you partially assembled, it must be completed by an adult.
• Children must be supervised when using this product.
• Always wear a helmet, elbow and knee pads when riding.
• Fully enclosed shoes should be worn. (No sandals or similar open shoes).
• This bicycle should be used on flat surfaces, away from traffic.
• Do not ride on wet surfaces, sand, gravel, dirt, leaves or muddy surfaces.
• Do not ride at night.
• Avoid high speeds and steep hills.
• Be cautious of pedestrians.
• Check all nuts and bolts before riding and tighten if necessary.
• Replace worn or faulty parts immediately.
• This product is for a child to learn balance on a two wheeled bike.
• It is not designed to withstand unusual loads, tricks or jumping.
• It is the responsibility of the owner to ensure this bike is properly assembled
before using.
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