108833 Rev. C
33
S - 6 3 6 / S - 6 4 6
XI. BATTERIES
4. Connect and disconnect battery cables with caution. Only
connect the charger to the power supply after the charger
has been connected to the chair.
5. Make sure to allow enough
time to fully charge batteries.
NOTE–
Batteries should never be left for
long periods in the discharged
state. Unused or stored batteries
should be given a charge once per
month.
6. Charge batteries by engaging
the battery charger connector
(A) to the charger/program-
ming port (B) located on the
joystick.
F. DISPOSING OF BATTERIES
WARNING
1. All batteries once they have reached the end of their useful
life are deemed to be hazardous waste.
2. For further information on handling and recycling contact
your local recycling authority.
3. Always dispose of product through a recognized agent.
E. CHARGING BATTERIES
WARNING
To avoid the risk of severe injury or death from electri-
cal shock, fire or explosion while charging:
1. Never connect charger to a 240 volt source. The mains input
voltage is 110 volts.
2. Never touch the charger after it is connected to an electrical
outlet. This may cause electrical shock.
•
Never connect or disconnect charger from battery while
there is power to the charger.
3. Never use an extension cord. Use of an improper cord could
damage the charger, or cause a fire or electrical shock.
4. A battery emits explosive hydrogen gas during charging. To
reduce the risk of fire or explosion:
•
Make sure area is well vented. Never charge battery in a
closed-in area.
•
Never smoke or allow a spark, flame or high heat near
battery during charging.
•
Never allow metal tools or chair parts to make direct
contact across both terminals.
5. Never look directly into cells when charging battery.
Always:
1. Use the charger that comes with your wheelchair. Read and
follow all instructions and warnings.
2. Make sure room is well ventilated.
3. Turn off all power to your chair.
Remote Joystick
A
B