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8. Cleaning and servicing.
8.9 Error messages and troubleshooting
If errors occur during operation of the drive system, “Error” is indicated on
the display. At the same time, instead of the current display of the speed,
an error number appears.
The following table provides information about the possible error sources
associated with these numbers and how the malfunction can be elimina-
ted.
1 ERROR_HARDWARE_BRAKE
Error Overcurrent switch-o
Measure
Remove the battery and check the contacts. If the contacts are OK, rein-
sert the battery and restart the system. Please contact your specialist dea-
ler (see Point 11.5) if the contacts on the battery pack are visibly damaged
or the error continues to occur.
2 ERROR_HALL
Error Motor signal faulty
Measure
Check the motor signal cable and restart the system. Please contact your
specialist dealer (see Point 11.5) if the motor signal cable are visibly dama-
ged or the error continues to occur.
3 & 4 ERROR_GRIP_OFFSET
Error twist grip not in the home position at system startup
Measure
Make sure that the twist grip is in the home position at system startup. If
the error still occurs, the twist grip is probably defective. In this case, please
contact your specialist dealer (see Point 11.5).
5 ERROR_TORQUE_OFFSET
Error Torque sensor incorrectly installed or not load-free at system startup
Measure
Do not apply pressure to the pedals on system startup. If the error still oc-
curs, the torque sensor in the bottom bracket is probably defective. In this
case, please contact your specialist dealer (see Point 11.5).
6 ERROR_I_OFFSET
Error Current measurement error, contacts on the battery may be damaged
Measure
Remove the battery and check the contacts. If the contacts are OK,
reinsert the battery and restart the system. Please contact your specialist
dealer (see Point 11.5) if the contacts on the battery pack are visibly
damaged or the error continues to occur.
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