TROUBLESHOOTING
TROUBLESHOOTING
FAULT
The display cannot be switched on
or has no function after switching
on.
Maximum output is
not held or
handlebar display does not react
Motor does not run in spite of
proper operation
Small range in spite of fully char-
ged rechargeable battery
EN
78
CAUSE
Battery is in sleep mode
The rechargeable battery is flat
Rechargeable battery defective
Connection to the control display is in-
terrupted
Control display defective
The rechargeable battery is nearly flat
Plug contact released
Cable trunk defective
Control display defective
Circuit breaker in the brake lever failed
Motor cable plug has come loose
Rechargeable battery cable has come
loose
Strong stress from,
e.g. payload, inclination,
headwind, etc.
Too-low tyre pressure
Rechargeable battery too old
Rechargeable battery defective
Low ambient temperature
(below 5°C)
Rim brake drags
REMEDY
Press the button on the battery
Completely charge the rechargeable bat-
tery
Replace the rechargeable battery
Check the plug connection at the hand-
lebar to the control display
Replace the control display
Completely charge the rechargeable bat-
tery
Check plug connections from the rechar-
geable battery to the motor
Replace the cable trunk
Replace the control display
Check cable contacts or replace the bra-
ke lever unit
Check the plug contact/
restore it
Check rechargeable battery cable
Increase own pedalling
Increase tyre pressure
Replace rechargeable battery
Replace the rechargeable battery
Increase own pedalling
Adjust brake