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NOTE:
The battery charger is for charging Makita battery cartridge. Never use it for other pur-
poses or for other manufacturer's batteries.
When you charge a new battery cartridge or a battery cartridge which has not been used
for
a
long period
of
time, it may not accept
a full
charge. This is
a
normal condition and
does not indicate
a
problem. You can recharge the battery cartridge fully after discharging
it completely and recharging
a
couple of times.
If you charge a battery cartridge from a just operated tool or
a
battery cartridge which has
been left in a location exposed to direct sunlight for a long time, the charging light may
flash in red color. If this occurs, wait for
a
while. Charging will begin after the battery car-
tridge is cooled by the cooling fan installed in the charger. When the temperature on bat-
tery is more than approx. 70°C. two charging lights may flash in red color, and when
approx. 50°C - 70"C, one charging light in red color.
If the charging light flashes alternately in green and red color, charging is not possible.
The terminals on the charger or battery cartridge are clogged with dust or the batten/ car-
tridge is worn out or damaged.
Cooling system
This charger
is
equipped with cooling fan for heated battery in order to enable the battery
to prove its own performance. Sound of cooling air comes out during cooling, which
means not trouble on the charger.
-Trouble on cooling fan
-Incomplete cool down of battery, such as, being clogged with dust
The battery can be charged in spite of the yellow warning light. But the charging time will
be longer than usual in this case.
Check the sound of cooling fan, vent on the charger and battery, which can be sometime
clogged with dust.
The cooling system is in order although no sound of cooling fan comes out, if the yellow
warning light will not flash.
*Always keep clean the vent on charger and battery for cooling.
*The products should be sent to repair or maintenance, if the yellow warning light will
Conditioning charge
Conditioning charge can extend the life of battery by automatically searching the optimum
charging condition for the batteries in every situations.
The battery employed in the following conditions repeatedly, will be worn out shortly, and
yellow warning light may flash.
*Yellow light will flash for warning in the following cases.
frequently flash.
1 . Recharge of battery with its high temperature
2.
Recharge
of
battery with its low temperature
3. Recharge of full charged battery
4. Over-discharge
of battery (continue to discharge battery in spite of down of power.)
5. Recharge under broken cooling system
The charging time of such battery is longer than usual.
8
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