Vivobike VM26 Manuel D'instructions page 29

After charging over 4-5
hours, the charger indicator
LED is still red, while the
battery is still above not full
(Note: it is very important to
charge your bike strictly
according to this instruction
stated in Chapter 7, to avoid
any trouble and damage
occurred to your bike.
There is no speed/KM show
on the LED
3) the temperature is too low.
1) environment temperature is
40°C and above.
2) environment temperature is
under 0°C.
3) failed to charge bike after
riding, resulting in over discharge.
4) the output voltage is too low
to charge the battery.
The magnetic ball point on the
wheel spoke is in too far away
distance from the wheel speed
sensor (fixed to frame chain stay
or front fork), which make the
sensor can not get any signals of
the revolving wheel.
above has no effect, please contact
your vendor or authorized service.
1) charge the battery in an area under
40°C, or according to this instruction
chapter 7; 2) charge the battery inside
the house, or according to this
instruction chapter 7; 3) please well
maintain the battery according to the
Chapter 6.3 to
over-discharge; 4) no charging when
the power supply is lower than 100V.
If the above has no effect, please
contact your vendor or authorized
service.
Check the distance between the
magnetic ball point and the wheel
speed sensor, and make sure the
distance should within 5mm.
avoid natural
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