Panasonic EY7549 - Manual (Page 17)

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• 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 charging
more than two battery packs consecu-
tively.
• Do not insert your fingers into contact
hole, when holding charger or any
other occasions.
To prevent the risk of fire or damage to
the battery charger.
• Do not use power source from an
engine generator.
• Do not cover vent holes on the char-
ger and the battery pack.
• Unplug the charger when not in use.
NOTE:
Your battery pack is not fully charg-
ed at the time of purchase. Be sure
to charge the battery before use.
Battery charger
1. Plug the charger into the AC outlet.
2. Insert the battery pack firmly into the
charger.
1. Line up the alignment marks and
place the battery onto the dock on
the charger.
2. Slide forward in the direction of the
arrow.
Alignment marks
3. During charging, the charging lamp will
be illuminated.
When charging is completed, an inter-
nal electronic switch will automatically
be triggered to prevent overcharging.
• Charging will not start if the battery
pack is warm (for example, immedi-
ately after heavy-duty operation).
The orange standby lamp will be
flashing until the battery cools down.
Charging will then begin automati-
cally.
4. The charge lamp (green) will flash
slow ly once when the battery is ap-
proxi mately 80% charged.
5. When charging is completed, the
charging lamp in green color will turn
off.
6. If the temperature of the battery pack
is 0°C or less, charging takes longer to
fully charge the battery pack than the
standard charging time.
Even when the battery is fully charged,
it will have approximately 50% of the
power of a fully charged battery at nor-
mal operating temperature.
7. Consult an authorized dealer if the
charging lamp (green) does not turn
off.
8. If a fully charged battery pack is in-
serted into the charger again, the
charging lamp lights up. After several
minutes, the charging lamp in green
color will turn off.
Battery pack
release button
9. Remove the battery pack while the
battery pack release button is held
up.