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PROBLEM:
POSSIBLE CAUSE:
SOLUTION:
Cycle stopped
working while
riding
Short run time/
runs slow
Runs
intermittently
Cycle does not
stop when apply-
ing the brake
Cycle makes
squeaky noises
or
grinding sounds
Motor or electrical system damage
Verify battery is installed until battery
release button “clicks”. Contact your local
authorized service center for diagnosis and
repair.
Recharge or Replace battery
Verify the battery is fully charged
Inflate tires to the recommended pressure
on tire sidewall. Replace tube if unable to
maintain pressure.
Replace battery
Contact your local authorized
service center for diagnosis and repair.
Check for loose connections/wires
Dry affected area and inspect for damage
Adjust brake
Apply a chain lubricant to the chain
Contact your local authorized
service center for diagnosis and repair
Refer to “Adjust Brake” section
Refer to “adjust the brakes” section to en-
sure the brakes are not adding resistance
to the drum in the free state
Contact your local authorized
service center for diagnosis and repair.
Watch for error codes on LED indicating
overload/overheat. Do not exceed the
weight limit of 75 lb (34 kg), ride on flat
terrain.
Loose battery or wire connection(s)
Power switch faulty
Throttle faulty
Rider weight / Terrain too steep
Battery not fully charged
Old or damaged battery
Tire is not properly inflated
Loose connection(s)
Motor or electrical system damage
Water in electronics
Faulty power switch
Faulty throttle
Brake is not adjusted properly
Chain is too dry
Brakes are not adjusted properly
For more troubleshooting tips, a list of available replacement parts, or to locate an authorized
Service Center in your area, visit our website at www.STACYC.com
PRODUCT PARTS:
Visit www.STACYC.com for information on spare part availability. (Illustrations may not reflect
exact appearance of actual product, specifications subject to change without notice.)
