22
Replacement of wear parts should only be performed by a certied E-TWOW tech-
nician.
Self-tightening nuts as well as the other self-tightening fastenings may lose their
eciency and they may need to be retightened.
The tightening standard of the screws is 20 N/m but it is only used for the screws
that hold the xed parts of the scooter.
Screws or nuts that are part of the scooter’s adjusting elements are only accessi-
ble to technicians from E-TWOW authorized service centers. Please contact your
nearest service dealer. To locate the nearest dealer, visit the Dealer Locator page at
www.e-twow.com
If you want to replace some components of the scooter at your own risk, you can
contact an E-TWOW representative to purchase components or accessories.
13. TROUBLESHOOTING
** ERROR CODES
E1 – Overcurrent protection – This error appears
when the scooter is accelerated, and the engine is
not allowed to function for more than 4 seconds.
The E1 error disappears when you release the
acceleration lever.
E2 – Communication error in the
control block. This error clears when interacting with
the scooter, resetting the communications. (for
example, the error can clear when you accelerate or you
use the braking system)
E3 – Overvoltage error- This error appears when the battery is not operating within
the normal parameters (for example if you accelerate while you are riding down a
slope). The E3 error clears when the battery is brought back within normal parame-
ters. Turn the scooter o and on to help the battery get back to normal parameters.
E4 - Communication error between the controller and the display. Please send the
scooter to the nearest authorized service.
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