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2008/4/30 16
Trouble shooting
PROBLEM POSSIBLE CAUSE SOLUTION
Battery case with a
loosening issue. (such
as, battery case could be
removed when the key
on battery case is not
depressed.)
Battery case has not been
totally locked onto the
battery holder firmly.
Follow the instruction to dismount
then mount battery case again to
check if battery case can not be
removed without depressing the
key.
Battery gauge LEDs with
no display when power
on.
Battery case has a low
charge or a loosening issue.
Check if battery case has been
fully charged before use. To check
the solution as above if the battery
case has a loosening issue.
Power assist fails to
perform its intended
function when pedaling.
Controller may go to sleep
mode to preserve battery
charge after being idle for
few minutes.
Or, one of handbrakes fails
to restore to its disengaged
position.
Switch power off and then back on
to remove from sleep.
Check handbrakes are totally
disengaged when the levers have
been released.
Power assist function
discontinued when
riding.
Battery case with an empty
charge.
As the last battery indicator light
start flashing then the battery case
must be recharged as soon as
possible, or the power assist will be
discontinued after approximately
1.2 Mi further.
Poor traveling range Frequent riding on
gradients, poor tire
pressure, battery case with
insufficient charge, or
battery aging, etc.
Decrease chance to ride on
gradients to check if a longer range
is acquired, fill up tire pressure to
50 PSI, fully charge the battery
daily after use, or replace a new
battery case, etc.
Unusual motor/gear
sound (noise)
Check if any foreign object
existed on wheels or motor.
Clean up obstacles around the
wheels and motor.
Note : Must use the genuine SUNRUNNER charger dedicated for C-LiFePO
4
Battery
Case to be charged.
Please contact your authorized dealer if the above solution has been checked and
the problem is still existed.
16


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