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28
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Battery
• Make sure the battery is fully charged.
• Make sure that the battery is
securely fastened and that the key
has been removed from the lock.
• Maintenance
charge your battery
when not in use.
Reflectors
and lighting
• Make sure that the reflectors are
clean, in one piece and screwed on
tightly.
• Make sure that the lights are clean
and working properly.
*Repairs should be done by a specialist using special tools.
Troubleshooting guide
Problem
Cause/action
Electronic
components
The motor does not turn on when
I pedal, even when the battery and
display is on.
•
Check that the selected level for motor assistance is 1–3.
The display on the handlebars fails
to turn on even though the battery
is on.
•
Make sure the plug to the display is properly connected.
•
Check that the battery is inserted correctly and is charged.
The motor sounds choppy/uneven.
•
Check the brakes for proper functioning.
The battery does not charge.
•
Measure the battery capacity with a measuring instrument.
It should read 40 V.
Frame, front
fork and critical
components
A knocking noise comes from
the front part of the bike, especially
when braking with the front brakes
and when I cycle on an uneven
surface.
•
Check that the steering stem bearing is not loose.*
•
Check that the wheel nuts on the front wheel are tight.
•
Check that the hub of the wheel is not loose.*
•
Check that all nuts and screws in the steering are tight.
•
Check the frame and front fork for cracks.*
The battery lock does not work
when I have inserted the battery onto
the bike.
•
Check that the battery is properly inserted into the battery
compartment.
Brakes
The rim/hand brakes squeal when
braking.
•
Wash the rims and the brake pads.
•
Adjust the position of the brake pads (see
The position of
the brake pads
in the
Brakes
section).
•
Replace the brake pads.
Noise comes from the rim/hand
brakes when I am not braking.
•
Adjusting the brakes.
•
Check the wheel position on the fork dropouts.
•
Check the straightness of the wheels.*
No or poor brake power from
the rim/hand brakes.
•
Wash the rims and the brake pads.
•
Adjust the brake pads.
•
Replace the brake pads.
The hand brake function is slow/feels
stiff when I brake.
•
The spring tension needs adjusting on the brake arms.
•
Lubricate or replace the brake wires and housing.*
The foot brake creaks/makes a noise
when I brake suddenly?
•
The braking mechanism in the rear hub needs adjusting.*
Steering
It is difficult to steer.
•
Check the steering stem bearing.*
Gears
The gears don’t engage properly.
•
Adjust the gears.
•
Lubricate or replace the brake wires and housing.*
Saddle & Seat
Post
The saddle twists to the side.
•
Tighten the saddle clamp and/or the seat post clamp.
The saddle height gets lower every
time I cycle.
•
Tighten the saddle clamp and/or the seat post clamp.
Summary of Contents for 31-9779
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