Hitachi Koki CR 18DMR Mode D'emploi page 19

5. Remove the battery from the battery charger.
Supporting the battery charger with hand, pull out the battery from the battery charger.
CAUTION:
Repair is required if the receptacle is not secured properly or the power cord does not
stay in the receptacle. Consult your electrician. Using the charger in this condition
may lead to fire.
If the charge status lamp is blinking orange rapidly (in 0.2 second intervals) and the
buzzer sounds intermittently for 5 seconds, check that the hole for connecting the
battery is not obstructed. Remove any obstructions. If no obstructions are found, the
battery or charger may be malfunctioned. Return both to your place of purchase.
If the charge time lamp does not light when the power cord is connected to the
receptacle, disconnect the power cord, and check that the battery is attached correctly.
The battery retains heat when used or left for prolonged periods in direct sunlight. In
this state, the charge time lamp flashes red, and the battery cannot be charged
immediately. Leave the battery inserted in the charger, and charging will commence
when the battery cools down.
If the lamp goes out while charging, disconnect the power cord, and leave for 3 to 5
minutes before reconnecting. If the problem persists, call for repairs.
Leave 5 minutes between charging batteries as the charger may overheat leading to
malfunction.
The battery life is finished if it can only be used for short periods even when fully
charged. Purchase a new battery. Continuing to use a depleted battery may cause the
charger to malfunction.
NOTE:
Charging times may be longer depending on the surrounding temperature and battery
conditions.
Charge time lamp indications are only a guide, and may vary depending on the
surrounding temperature and battery conditions.
Remove the battery from the charger when not in use.
Revitalizing the battery (trickle recharge).
A new battery or a battery that has not been used for extensive periods may not charge
completely due to internal chemicals being inert.
Leave the battery inserted in the charger for 8 to 12 hours after charging is complete.
The charger automatically "revitalizes" the battery by trickle recharging.
How to make the batteries perform longer.
(1) Recharge the batteries before they become completely exhausted.
When you feel that the power of the tool becomes weaker, stop using the tool and
recharge its battery. If you continue to use the tool and exhaust the electric current, the
battery may be damaged and its life will become shorter.
(2) Avoid recharging at high temperatures.
A rechargeable battery will be hot immediately after use. If such a battery is recharged
immediately after use, its internal chemical substance will deteriorate, and the battery
life will be shortened. Leave the battery and recharge it after it has cooled for a while.
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