Safety Instructions

11 Troubleshooting Guide
Problem Possible Cause Solution
Does not work out
of the box
Unit must be traveling at least
3 mph before motor will engage
Damaged Throttle
Kick to start to at least 3 mph while engaging the
throttle to engage motor.
Check the display on throttle and ambient light on both
sides of deck, if the scooter can turn ON/OFF normally,
meantime the ambient light is ON/OFF concomitantly,
that means the throttle does not work, please contact
“[e-mail]” for help.
No longer works No lights on charger
Undercharged battery
Battery will not hold a charge
Check power to wall outlet and/or try a different outlet.
Replace battery.
Short run time
/runs slow
Rider’s weight
Riding conditions
Battery not fully charged
Old/damaged battery
Do not exceed 132
lb maximum weight limit.
Use only on at, dry surfaces. Avoid inclines and areas
with heavy debris.
Charge product - refer to page 7 for charging information.
Replace battery.
Charge battery at least once a month when not in use.
*Product(s) should be turned OFF and fully charged prior to doing any Troubleshooting.
NOTE: All troubleshooting steps should be performed by an adult only.
12 Trademark and Legal statement
is a registered trademark owned by Shenzhen Ruiyundi Tech. Co. Ltd.. It reserves all
rights to the trademark .
© 2021 Shenzhen Ruiyundi Tech. Co. Ltd. all rights reserved.
This manual included all functions and instructions when it is printed. But actual product may
vary due to improved functions and design.
WARRANTY
The manufacturer warranties this product to be free of manufacturing defects for a period of 180 days from date of
purchase. This Limited Warranty does not cover normal wear and tear, wheel, or any damage, failure or loss caused by
improper assembly, maintenance, storage or use of the E9 Pro / E9 Apex.
This Limited Warranty will be void for the following cases:
• Used in a manner other than for recreation or transportation
• Modified in any way
• Failure to follow the instructions or to perform any preventive maintenance
• External causes such as accidents, abuse, or other actions or events beyond our reasonable
The manufacturer is not liable for incidental or consequential loss or damage due directly or indirectly to the use
of this product.
Check lights on charger:
Plugged into wall - Green
Plugged into wall & unit - Red (charging)
Plugged into wall & unit - Green (charging complete)
No lights/Blinking lights - Replace Charger
Damaged Throttle Check the display on throttle and ambient light on both
sides of deck, if the scooter can turn ON/OFF normally,
meantime the ambient light is ON/OFF concomitantly,
that means the throttle does not work, please contact
“[e-mail]” for help.
19 20