28
TROUBLESHOOTING GUIDE
A. PROBLEM: The Power Won't Turn On
POSSIBLE REASONS:
1.
The
Ba ery
is
not
properly
connected.
2.
The
Joys ck
is
not
connected
to
the
CPU.
3.
The
Ba ery
power
is
too
low.
POSSIBLE SOLUTIONS:
1.
Connect
or
Reconnect
the
ba ery.
2.
If
previous
disconnected,
reconnect
the
Joys ck
to
the
CPU.
3.
Charge
the
Ba ery.
B. PROBLEM: All 5 Lights Flashing on Joys ck Speed Indicator Panel
POSSIBLE REASONS:
1.
Joys ck
can't
deliver
signals
to
the
control
model
(CPU.)
POSSIBLE SOLUTIONS:
1.
Replace
CPU.
C. PROBLEM: Chair Loses Power When Joys ck Thro le Pushed
POSSIBLE REASONS:
1.
Short
circuit
between
Joys ck,
CPU
and
Ba ery.
2.
Faulty
BMS
(Ba ery
Management
System)
or
lithium
cell
inside
Ba ery
pack.
POSSIBLE SOLUTIONS:
1.
Check
for
tears
in
Joys ck
Wire.
Replace
the
Joys ck
or
CPU
depending
on
your
fi
ndings.
2.
Replace
the
Ba ery.
D. PROBLEM: Driving distance is reduced/shortened.
POSSIBLE REASONS:
1.
Ba ery
at
cold
temperature.
2.
Heavy
driving
on
sloped
surfaces
(inclines/hills)
POSSIBLE SOLUTIONS:
1.
None,
this
is
normal
characteris cs
of
a
lithium
ba ery.
The
Ba ery
charge
will
dis
‐
sipate
quicker
in
the
cold.
2.
None,
power
consump on
is
increased
on
uneven
pavement
and
slopes.