Operation Manual
EN-80 Original User Guide | Impulse 2.0 Pedelec Version 3
9. Faults
9.1 Drive unit, display and easy-reach control
Description Cause Remedy
Display does not light up and is not
functioning, no motor assist
a) Battery is in sleep mode. a) Wake battery from sleep mode 7.3.1.3 Sleep mode Page EN-67.Ifthebatterydoesnotrespond,briey
connect it to the battery charger 8.3.1 Charging the battery P. EN-75.
IfthebatterystilldoesnotrespondortheLEDsashinanunusualwaythebatteryisdamagedand
must be removed from the charger.
b) Battery is defective. b) Insert a new battery.
c) The pedelec is OFF. The
Impulse2.0switchesitselfo
after 20 minutes if there is no
call for power from the drive
(e.g. because the pedelec is
stationary).
c) Switch on the pedelec 6.3.1 Switching on the pedelec Page EN-40.
There is no speed display a) The spoke magnet has
slipped.
a) Check whether the spoke magnet has slipped. It should be as close
as possible to the speed sensor on the chain stay (max. 10 mm).
Align the magnet on the marker point with the speed sensor.
Spoke magnet
Speed sensor
b) The speed sensor is faulty. b) Contact your DCW/RU dealer. He will be able to replace the speed
sensor.
c) Spoke magnet missing. c)ContactyourDCW/RUdealer.Theycantanewspokemagnetto
your pedelec.
d) Speeds below 10 km/h are
not always displayed due to
the inertia of the system.
d) Check whether a speed is displayed when riding at a higher speed.
If that is the case, the display is not faulty.
Speed display incorrect a) Incorrect unit set. a) Check the mph and km/h settings 6.8.2.7 Unit Page EN-51 6.6 LCD Compact Display P. EN-42.
b) Wheel circumference setting
incorrect.
b) Set the correct wheel circumference 6.8.2.8 Wheel circumference Page EN-51.
Some of the display is missing The display is faulty. Enable the test display 6.8.2.12 Version Page EN-53. The display may have to be replaced. Please ask your
DCW/RU dealer.
Display lighting not working The display is faulty. Please ask your DCW/RU dealer. The display may have to be replaced.