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10. Charging the control unit batteries
10.1 Information regarding chargers
Alber does not supply a separate charger for the control unit. To charge the control unit battery, you can use a
USB mains adapter that complies with the following technical parameters:
• Maximum +5 volts DC voltage
• Maximum 1.5 ampere current
• Connection for a USB type A charger cable
(the charger cable is included in the DuoDrive scope of delivery)
Alternatively, other USB mains adapters available from electrical retailers, which also comply with the USB 2.0
or USB 3.0 standard, may be used. However, the control unit may not necessarily charge if the charger used is
not compatible.
Chargers with a voltage of more than 5V may not be used under any circumstances!
Danger of destruction of the electronics due to overvoltage.
10.2 Charging process
• Open the cover [18] and insert the USB charger cable into the charger socket [19]. This automatically
interrupts the Bluetooth connection to the wheels. Travel with the e-motion is now only possible in
freewheeling mode (with power assistance).
• The charging process starts; the LED [f] of the control unit flashes green.
• The LED [f] lights up green continuously if the charging process is complete.
•
Carry out the charging process in accordance with the charger operating manual.
• When the charging process is complete: remove the charger’s USB cable from the control unit.
• Switch on the control unit again (see Chapter 4) to reactivatecruise mode.
When charging, also follow the instructions in the operating manual of the charger used.
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