Caution On Lithium-Ion Battery - Hitachi DV 14DL Mode D'emploi

English
PRECAUTIONS FOR CORDLESS IMPACT DRIVER
DRILL
1. Always charge the battery at a temperature of 0 –
50°C. A temperature of less than 0°C will result in
over charging which is dangerous. The battery
cannot be charged at a temperature higher than
50°C.
The most suitable temperature for charging is that
of 20 – 25°C.
2. When one charging is completed, leave the charger
for about 15 minutes before the next charging of
battery.
Do not charge more than two batteries
consecutively.
3. Do not allow foreign matter to enter the hole for
connecting the rechargeable battery.
4. Never disassemble the rechargeable battery and
charger.
5. Never short-circuit the rechargeable battery. Short-
circuiting the battery will cause a great electric
current and overheat. It results in burn or damage
to the battery.
6. Do not dispose of the battery in fire.
If the battery is burnt, it may explode.
7. When drilling in wall, floor or ceiling, check for
buried electric power cord, etc.
8. Bring the battery to the shop from which it was
purchased as soon as the post-charging battery life
becomes too short for practical use. Do not dispose
of the exhausted battery.
9. Using an exhausted battery will damage the charger.
10. Do not insert object into the air ventilation slots of
the charger.
Inserting metal objects or inflammables into the
charger air ventilation slots will result in electrical
shock hazard or damaged charger.
11. When mounting a bit into the keyless chuck, tighten
the sleeve adequately. If the sleeve is not tight, the
bit may slip or fall out, causing injury.
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CAUTION ON LITHIUM-ION BATTERY

To extend the lifetime, the lithium-ion battery equips
with the protection function to stop the output.
In the cases of 1 and 2 described below, when using this
product, even if you are pulling the switch, the motor
may stop. This is not the trouble but the result of
protection function.
1. When the battery power remaining runs out (The
battery voltage drops to about 12V (DV18DL) / about
8V (DV14DL)), the motor stops.
In such case, charge it up immediately.
2. If the tool is overloaded, the motor may stop. In this
case, release the switch of tool and eliminate causes
of overloading. After that, you can use it again.