Villette le Jovial BBS 3 Mode D'emploi Et D'entretien page 53

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
instruction stated
Chapter 7, to avoid any
trouble and damage
occurred to your bike.
There is no speed/KM
show on the LCD
1) environment temperature is 40°C
and above.
2) environment
under 0°C.
3) failed to charge bike after riding,
resulting in over discharge.
4) the output voltage is too low to
this charge the battery.
in
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.
1) charge the battery in an area under 40°C,
or according to this instruction chapter 7;
temperature is 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 avoid natural 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.