English
7
IMPORTANT SAFETY INSTRUCTIONS FOR
USE OF THE BATTERY AND BATTERY
CHARGER
You must charge the battery before you can use the
power tool. Before using the model
UC18YRSL battery charger, be sure to read all
instructions and cautionary statements on it, the battery
and in this manual.
CAUTION:
USE ONLY HITACHI BATTERY TYPE BSL18
SERIES. OTHER TYPES OF BATTERIES MAY
BURST AND CAUSE INJURY!
Follow these instructions to avoid the risk of injury:
WARNING:
Improper use of the battery or battery charger can
lead to serious injury. To avoid these injuries:
1. NEVER disassemble the battery.
2. NEVER incinerate the battery, even if it is
damaged or is completely worn out. The battery
can explode in a fire.
3. NEVER short-circuit the battery.
4. NEVER insert any objects into the battery
charger’s air vents. Electric shock or damage to
the battery charger may result.
5. NEVER charge outdoors. Keep the battery away
from direct sunlight and use only where there is
low humidity and good ventilation.
6. NEVER charge when the temperature is below
32°F (0°C) or above 104°F (40°C).
7. NEVER connect two battery chargers together.
8. NEVER insert foreign objects into the hole for the
battery or the battery charger.
9. NEVER use a booster transformer when charging.
10. NEVER use an engine generator or DC power to
charge.
11. NEVER store the battery or battery charger in
places where the temperature may reach or exceed
104°F (40°C).
12.
ALWAYS
operate charger on standard household
electrical power (120 volts). Using the charger on
any other voltage may overheat and damage the
charger.
13.
ALWAYS
wait at least 15 minutes between charges
to avoid overheating the charger.
14.
ALWAYS
disconnect the power cord from its
receptacle when the charger is not in use.
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), 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.
䡬
During work make sure that swarf and dust do
not fall on the battery.
䡬
Make sure that any swarf and dust falling on the
power tool during work do not collect on the
battery.
䡬
Do not store an unused battery in a location
exposed to swarf and dust.
䡬
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.
11. If there is battery leakage, foul odor, heat
generated, discolored or deformed, or in any way
appears abnormal during use, recharging or
storage, immediately remove it from the equipment
or battery charger, and stop use.
01Eng_DH18DSL_US 2/14/13, 15:177