Makita BTW072 Impact Driver User Manual


 
9
NOTE:
The battery charger is for charging Makita battery
cartridge. Never use it for other purposes or for other
manufacturers 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 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 cartridge is cooled
by the cooling fan installed in the charger. When the
temperature on battery 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
battery cartridge is worn out or damaged.
Any of the following conditions indicates damage to the
charger and/or battery cartridge. Ask your Makita
Authorized or Factory Service Center to check them.
(1) The charging light does not flash (green) when the
battery charger is plugged into a power source.
(2) The charging light does not light up or flash (red)
when the battery is inserted in the charger port.
(3) Charging is not completed at even more than two
hours after red light comes ON at start of charging.
Conditioning charge
Conditioning charge can extend the life of battery by auto-
matically 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.
1. Recharge of battery with its high temperature
2. Recharge of battery with its low temperature