13
76
13. Troubleshooting, Repairs, Warranty
If you have flat tires, contact your dealer. The tire structure of JWX-2 is same to the bi-
cycle tires. Generally bicycle shops can repair the flat tires.
13.1. Before Requesting Repairs
Check the troubleshooting table below.
When Operating the Wheelchair
Problem
Warning lamp
Buzzer
Check Point
What To Do
The wheelchair
does not start
moving, or stops
while traveling.
Beeps
(Pi —)
Has the battery run down?
Charge the battery.
Do you use a lithium ion battery, and are
you operating the wheelchair in an exter-
nal air temperature below freezing point,
or in the scorching heat of summer? Ad-
ditionally, was the wheelchair stored in a
place where the external air temperature
dropped below freezing point, or where
the temperature become hot, such as in-
side a car?
Use or store the wheelchair in an en-
vironment with appropriate external air
temperature.
Blinking 5 times
Beeps
(Pi —)
Has the motor overheated as a result of
abusive riding?
Turn off the power. Wait a while before
resuming the ride.
Blinking 3 times
Beeps
(Pi —)
Are you turning on the power while the
handrim is shifted?
Bring the handrim to the neutral position,
and then turn on the power.
Has the power been turned off automati-
cally by the auto power off mode?
Turn off the power, and then turn it back
on.
Is the battery properly inserted?
Insert the battery properly.
Unable to
operate
Are the brakes engaged on the wheel-
chair?
Release the brakes.
Shortage of
power
Has the battery deteriorated?
Replace with a new battery. For a nickel
metal hydride battery, try refresh charg-
ing.
Blinking
Beeps
(Pi —)
continuously
Is there a large load being applied while
on a steep slope?
It will stop beeping once the load is re-
duced.
Blinking
Beeps
(Pi —)
continuously
Is there a large load being applied, caus-
ing the motor to overheat?
Lighten the load so that the motor will not
overheat.
Is the ambient temperature low?
Use the wheelchair in an environment
with appropriate outside temperature.
Short travel
range, Insufficient
speed
Is the battery fully charged?
Replace with a new battery. For a nickel
metal hydride batter, perform refresh
charging.
Is the ambient temperature low?
Use the wheelchair in an environment
with appropriate outside temperature.
Is the wheelchair carrying heavy loads or
driving uphill?
Heavy loads tend to shorten the travel
range.
Is the assist power parameter set to a low
setting?
Contact the dealer to adjust the setting.
Sluggish manual
travel
Is the air pressure of the tires too low?
Inflate the tires.
Are the brakes engaged on the wheel-
chair?
Release the brakes.
Abnormal
vibration or noise
Is the area where the axle is mounted
loose?
Tighten it or contact the dealer.
Is there noise coming from the drive unit? Contact the dealer.
Is the wheelchair frame or front casters
wobbling?
Contact the dealer.
