Panasonic EY4640 - Manual (Page 14)

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- Accidental re-start preventive function
- Even if the battery pack is inserted
on the tool with the power switch in
the “ON” position, the tool does not
start. At this time, the lamp flickers
slowly and this shows that the
accidental re-start preventive
function is at work.
- To start the tool, first slide the power
switch toward the “OFF” position
and then slide it toward the “ON”
position.
[Battery Pack]
For Appropriate Use of
Battery pack
Li-ion Battery pack (EY9L40/EY9L41)
• For optimum battery life, store the
Li-ion battery pack following use
without charging it.
• When charging the battery pack,
confirm 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
substances 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
ventilated.
• 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
limited life. If the operation time
becomes extremely short after
recharging, 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
assigned location, if there is one in
your country.
[Battery Charger]
Charging
Cautions for the Li-ion Battery
Pack
• If the temperature of the battery pack
falls approximately below −10°C
(14°F), charging will automatically
stop to prevent degradation of the
battery.
Common Cautions for the
Li-ion/Ni-MH/Ni-Cd Battery Pack
• 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 am-