Acer ES 5 Series User Manual page 7

The Introduction and Arrangement of Fault Code
8E Over current, start the
protection program
9E Motor Locked Rotor
The battery does not charge
Arrangement method:
1. The plug is not proper inserted.
2. The charger is damaged, use new charger.
3. The battery wring is loose, re-connect the terminals.
Arrangement method:
1.
2. Uphill and heavy headwinds, heavy load, poor road surface and low
temperature.
3. The terminal's connected between battery and charge port are loosen,
re-connect the terminals.
Speed is too low
Arrangement method:
1. The battery voltage is too low, fully charge the battery.
Stop the scooter and re-
start later. Please contact an
authorized service center if the
fault code is still not eliminated.
Stop the scooter and re-
start later. Please contact an
authorizedservice center if the
fault code is still not eliminated.
The brake is not working
Arrangement method:
1. The brake cable is too long, re-tighten the brake cable.
2. If the brake pad is damaged, replace the original one.
Note: When malfunction is detected, please contact an authorized
service center. Do not repair or modify scooter by yourself, this can cause
guarantee limitations and injuries.
EN-6