AAT c-max U2, Operating Manual

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36
LED flashes Fault condition
1x Overloaded
2x Undervoltage, battery pack empty
3x Overvoltage
4x
Speed control, UP/DOWN switch,
plug-in contacts or supply line are defective
5x Electromagnetic brake is defective
6x Malfunction, electronics
7x Error, circuit board (FET)
8x Error, circuit board (Relays)
9x Error, motor
10x Error, sensor hollow shaft
(only if ComfortStep is activated)
Problem Check and potential solution
c-max U2 cannot be turned on
Is the helix cable inserted and locked?
No: insert helix cable into its socket and lock it.
Is the charger connected?
Yes: Disconnect the charging cable.
Are the batteries empty?
Yes: Charge the batteries.
Is the problem still present?
Yes: Contact the manufacturer or the authorized dealer.
c-max U2 does not drive
Is the safety chip for the engine immobilizer inserted?
Yes: Contact the manufacturer or the authorized dealer.
Battery pack doesn’t charge Contact the manufacturer or the authorized dealer.
The housing of the battery pack is
damaged
Contact the manufacturer or the authorized dealer.
Trouble shooting
Turn on the c-max U2.
» LEDs are blinking - Contact the manufacturer or your authorized dealer!
Malfunction codes