104
Problem
LCD Indication
Buzzer
Check Point
What to Do
Shortage of
power
Beeps (Pi —)
repeatedly
Is there a large load being applied?
It will stop beeping once the load is
reduced.
Beeps (Pi) re-
peatedly
Is there a large load being applied,
causing the motor to overheat?
Lighten the load so that the motor will
not overheat.
Is the ambient temperature low?
Is the battery stored in a place where
the temperature becomes hot, such as
inside a car?
The battery power decreases when the
battery temperature is – 5°C or lower or
60°C or higher. Wait until the battery
reaches an appropriate temperature.
Has the battery deteriorated?
Replace with a new battery. For a nickel
metal hydride battery, try refresh charging.
Beeps (Pi Pi
Pi Pi) (4 times)
Is the battery residual capacity sufficient?
Promptly move to a safe place, turn off
power and charge the battery, or replace
with a spare battery (sold separately).
Buzzer sounds
continuously
Beeps (Pi Pi
— P i P i — )
repeatedly
Is the anti-tip device retracted?
Extend the anti-tip device.
Short travel
range, or insuf-
ficient speed
Is the battery sufficiently charged?
Replace with a new battery. For a nickel
metal hydride battery, try refresh charging.
Is the ambient temperature low?
The battery power decreases when the
temperature drops.
Is the wheelchair carrying heavy loads
or driving uphill?
Heavy loads tend to shorten the travel
range.
Is the speed parameter set to the stan-
dard setting?
Contact your dealer.
Is the speed setting set to a low speed
setting?
Adjust it to a higher speed setting.
Sluggish
manual travel
Is the air pressure of the tires too low? Inflate the tires.
Are the brakes engaged on the wheelchair? Release the brakes.
Assistant
brakes do not
work
Does the brake lever have too much play? Contact your dealer.
Assistant
brakes pull to
one side
Are both brakes adjusted evenly?
Contact your dealer.
Brakes squeal
Are the brake drums damaged or are
the brake shoes worn out?
Contact your dealer.
Have the brakes been applied for a
long time?
The brakes can make a noise depend-
ing on how they are applied, but this is
not abnormal.
Abnormal vibra-
tion or noise
Is the area where the axle is mounted
loose?
Tighten it or contact your dealer.
Is there noise coming from the drive unit? Contact your dealer.
Is the wheelchair frame or front casters
wobbling?
Contact your dealer.
When Charging (Ni-MH Nickel Metal Hydride Battery)
Problem
Charger LED
Indication
Battery LED
Indication
Check Point
What to Do
Will not charge
Off
Off
Is the power cord connected?
Connect the power cord to a power
source.
Off
Off
Will another battery accept a charge?
If another battery cannot be charged,
replace the charger.
Flashing green
and red alter-
nately
Off
Is the battery fuse blown?
Contact your dealer.
Flashing green
and red alter-
nately
Off
Will another battery accept a charge? Replace the charger.
Off
Off
Will another battery accept a charge?
The charger is normal if it can charge.
Replace the battery.
