Dualtron Ultra II User Manual
3. Causes and countermeasures of disc brake noise
The disc braking method uses a disc brake method with many
electric kickboards because braking power is good. However,
if you get a sharp hissing sound when you hold the disc brake,
dust or sand particles on the ground will spill out on the surface
of the disc, causing foreign substances to be on the brake pads
or disc surface, or bending due to heat or external impact. At
this time, clean the inner surface of the disc by turning the
wheels with a clean, dry cloth, or straightening the bent discs.
If the above measures are not taken, please visit the nearest branch and take a
safety check. There may be another problem.
Caution
4. Variable rubber suspension system (patent pending) adjustment
Designed by Minimotors, the adjustable rubber suspension system.It allows you to adjust
the suspension effect through the rubber cartridge with different hardness.
1. Front suspension is assembled with swing arm. It has no independent suspension cartridge and
assembled by high pressure machine.
2. Rear suspension has independent cartridge for replacement. It includes SOFT, MEDIUM SOFT,
MEDIUM,MEDIUM HARD,HARD.
3. The factory default is both front and rear HARD.
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Rubber Cartridge Replacement [OPPTIONAL PARTS]
Loosen both nuts with a wrench, loosen 3mm bolts and remove. Replace the cartridge when it
is missing. (It can be changed depending on weight and taste)
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