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11. Simple trouble shooting
The information below is for purpose of explanation, not as a recommendation for user to carry out repair.
Any remedy outlined must be carried out by a competent person who is aware of the safety issues and
sufficiently familiar with electrical maintenance.
After the main battery
switched on, the motor
does not generate
assistance when
pedaling.
1)the motor cable (waterproof
connection joint) is loose;
2)brake lever did not return well,
which keeps the switch in “power
off” position;
3)battery fuse is broken;
First of all, please check the battery if it
is empty. If yes, charge the battery
immediately. 1) check if the connection
is securely fixed. If loose, joint them
tightly.
2) make the brake lever come back to its
normal position with care, without
braking;
3) open the battery pack top, and check
if the fuse is broken. If yes, please visit
your vendor or authorized service for
installing a new fuse;
The distance per charge
becomes short (Note:
performance of the bike
battery is directly
related to weight of the
rider and any
baggage/load / wind /
road / constant braking
).
1) charging time is not enough;
2) the environment temperature is
so low that it affects the battery
working.
3) frequently going uphill, or riding
with head wind, or on poor road
condition,
4) the tyres have low pressure (to be
inflated);
5) frequently braking and starting.
6) battery has been stored without
using for quite a long time.
1) please charge the battery according
the instruction (chapter 7.3);
2) in winter or under 0°C, you’d better
store the battery inside the house;
3) it will be normal if the riding
conditions are improved as regular;
4) pump the tyres and ensure tyres are
fully inflated to 50psi for your bike;
5) it becomes normal when the riding
situation will be better. No worry about
such a trouble;
6) make regular charging according to
this instruction manual (refer to Chapter
6.3) If the above has no effect, please
contact your vendor or authorized
service.
After plugging the
power outlet, no
charger indicator LED is
lit.
1) trouble from the power outlet;
2) poor contact between charger
input plug and power outlet;
3) the temperature is too low.
1) check and repair the power outlet.
2) check and insert the power outlet
tightly. 3) charge it in house.
If the above has no effect, please contact
your vendor or authorized service
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
1) environment temperature is 40°C
and above.
2) environment temperature is under
0°C.
3) the output voltage is too low to
charge the battery.
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;
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