Li-Ion Battery Pack; Battery Pack Life; Battery Recycling; Battery Charger - Panasonic EY4541 Operating Instructions Manual

[Battery Pack]
For Appropriate Use of
Battery pack

Li-ion Battery pack

• For optimum battery life, store the
Li-ion battery pack following use
without charging it.
• When charging the battery pack, con-
firm that the terminals on the battery
charger are free of foreign substances
such as dust and water etc. Clean the
terminals before charging the battery
pack if any foreign substances are
found on the terminals.
The life of the battery pack terminals
may be affected by foreign sub-
stances such as dust and water etc.
during operation.
• When battery pack is not in use, keep
it away from other metal objects like:
paper clips, coins, keys, nails, screws,
or other small metal objects that can
make a connection from one terminal
to another.
Shorting the battery terminals together
may cause sparks, burns or a fire.
• When operating the battery pack,
make sure the work place is well ven-
tilated.
• When the battery pack is removed
from the main body of the tool, re-
place the battery pack cover imme-
diately in order to prevent dust or dirt
from contaminating the battery ter-
minals and causing a short circuit.

Battery Pack Life

The rechargeable batteries have a li-
mited life. If the operation time be-
comes extremely short after recharg-
ing, replace the battery pack with a
new one.

Battery Recycling

ATTENTION:
For environmental protection and
recycling of materials, be sure that
it is disposed of at an officially as-
signed location, if there is one in
your country.

[Battery Charger]

Charging
Cautions
• If the temperature of the battery pack
falls approximately below −10°C
(14°F), charging will automatically
stop to prevent degradation of the
battery.
• The ambient temperature range is
between 0°C (32°F) and 40°C (104°F).
If the battery pack is used when the
battery temperature is below 0°C (32°F),
the tool may fail to function properly.
• When charging a cool battery pack
(below 0°C (32°F)) in a warm place,
leave the battery pack at the place
and wait for more than one hour to
warm up the battery to the level of the
ambient temperature.
• Cool down the charger when charg-
ing more than two battery packs
consecutively.
• Do not insert your fingers into contact
hole, when holding charger or any
other occasions.
To prevent the risk of fire or dam-
age to the battery charger.
• Do not use power source from an
engine generator.
• Do not cover vent holes on the
charger and the battery pack.
• Unplug the charger when not in use.
- 18 -