Committed to Quality and Reliability!
8
Faults and Troubleshooting
Faults
Causes
Troubleshooting
Sometimes there is no showing of
electric quantity
1.Battery has no electricity
2
.Fuse burned
3.Battery contacts is damage
4.Bad fuse or heat deformation
1.Recharging
2.Replace fuse
3.Replace contacts
4. Replace safety socket and fasten
it.
Having power but the motor does
not work
1.Loosened connection between
the controller and motor
2.The brake grips does not revert
3.speed handle connection is off
1.make them tightened
2.Loosen the brake
3. Tighten the connections.
Abnormal motor sound
Low Voltage
Faulty motor
Re-charging
Replace or repair the motor
Charger does not operate or the
green light is bright when start
charging
1.Faulty fuse
2.Bad contact between the battery
and charger plug
3.Cable for contacting battery is
off
4. Controller shares cable with the
power cable.
1.Replace the fuse (3A)
2 Plug in or replace the plug
3. connect the cable
4.open the power lock and
recharging
Motor runs at max. speed after the
power is turned on
1.Speed grips is bad
（
three cable
disordered
）
2.Controller damaged
1
、
Adjust the cable
2.Replace the controller(by
distributor)
The battery fails to power to the
design mileage after charging to
full capacity
Handle bar suffers damp and rain ,
motor watered or short-circuit
Send to the franchised store for
repair
Short recharging time
Re-charging
Aging battery or reduction
capacity
Replace battery
Low temperature result in bad
performance of the battery
Do not use it temporary and place
the battery indoor for recharging
Long time no use
Re-charging
frequent uphill, excessive
headwind, frequent braking and
starting
Insufficient air pressure within tire
Always blow
up the tire
sufficiently
Mechanical faults
Readjustment
Tips: turn off the power and then press the button of the horn. When rotating the motor the horn was loud, it
indicates the motor operates well.
