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Hitachi DH 18DL Manual

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English
12. Do not dispose of the battery in fire.
If the battery is burnt, it may explode.
13. When using this unit continuously, the unit may
overheat, leading to damage in the motor and
switch. Please leave it without using it for
approximately minutes.
14. 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.
15. Using an exhausted battery will damage the
charger.
16. 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.
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 8V (DH14DL) / about
12V (DH18DL)), 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.
Furthermore, please heed the following warning and
caution.
WARNING
In order to prevent any battery leakage, heat generation,
smoke emission, explosion and ignition beforehand,
please be sure to heed the following precautions.
1. Make sure that swarf and dust do not collect on
the battery.
⅜ During work make sure that swarf and dust do
not fall on the battery.
⅜ Make sure that any swarf and dust falling on the
power tool during work do not collect on the battery.
⅜ Do not store an unused battery in a location
exposed to swarf and dust.
⅜ Before storing a battery, remove any swarf and
dust that may adhere to it and do not store it
together with metal parts (screws, nails, etc.).
2. Do not pierce battery with a sharp object such
as a nail, strike with a hammer, step on, throw
or subject the battery to severe physical shock.
3. Do not use an apparently damaged or deformed battery.
4. Do not use the battery in reverse polarity.
5. Do not connect directly to an electrical outlets or
car cigarette lighter sockets.
6. Do not use the battery for a purpose other than
those specified.
7. If the battery charging fails to complete even
when a specified recharging time has elapsed,
immediately stop further recharging.
8. Do not put or subject the battery to high
temperatures or high pressure such as into a
microwave oven, dryer, or high pressure container.
9. Keep away from fire immediately when leakage
or foul odor are detected.
10. Do not use in a location where strong static electricity
generates.
5) Battery tool use and care
a) Recharge only with the charger specified by the
manufacturer.
A charger that is suitable for one type of battery
pack may create a risk of fire when used with
another battery pack.
b) Use power tools only with specifically designated
battery packs.
Use of any other battery packs may create a risk
of injury and fire.
c) 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 burns or a fire.
d) Under abusive conditions, liquid may be ejected
from the battery; avoid contact. If contact
accidentally occurs, flush with water. If liquid
contacts eyes, additionally seek medical help.
Liquid ejected from the battery may cause
irritation or burns.
6) Service
a) Have your power tool serviced by a qualified repair
person using only identical replacement parts.
This will ensure that the safety of the power tool
is maintained.
PRECAUTION
Keep children and infirm persons away.
When not in use, tools should be stored out of reach of
children and infirm persons.
CORDLESS ROTARY HAMMER SAFETY WARNINGS
1. Wear ear protectors
Exposure to noise can cause hearing loss.
2. Use auxiliary handles supplied with the tool.
Loss of control can cause personal injury.
3. When drilling in wall, floor or ceiling, check for
buried electric power cord, etc.
4. Do not touch the bit during or immediately after
operation. The bit becomes very hot during
operation and could cause serious burns.
5. Always hold the body handle and side handle of
the power tool firmly. Otherwise the counterforce
produced may result in inaccurate and even
dangerous operation.
6. Wear a dust mask
Do not inhale the harmful dusts generated in
drilling or chiseling operation. The dust can
endanger the health of yourself and bystanders.
7. Always charge the battery at a temperature of 0
– 40°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 40°C.
The most suitable temperature for charging is that
of 20 – 25°C.
8. Do not use the charger continuously.
When one charging is completed, leave the charger
for about 15 minutes before the next charging of
battery.
9. Do not allow foreign matter to enter the hole for
connecting the rechargeable battery.
10. Never disassemble the rechargeable battery and
charger.
11. Never short-circuit the rechargeable battery. Short-
chircuiting the battery will cause a great electric
current and overheat. It results in burn or damage
to the battery.
01Eng_DH14DL_WE 11/6/08, 20:2711
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