Makita DTD154 Instruction Manual

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6 ENGLISHCAUTION: Only use genuine Makita batteries.Use of non-genuine Makita batteries, or batteries thathave been altered, may result in the battery burstingcausing fires, personal injury and damage. It will alsovoid the Makita warranty for the Makita tool and charger.Tips for maintaining maximumbattery life1. Charge the battery cartridge before completelydischarged. Always stop tool operation andcharge the battery cartridge when you noticeless tool power.2. Never recharge a fully charged battery cartridge.Overcharging shortens the battery service life.3. Charge the battery cartridge with room tempera-ture at 10 °C - 40 °C (50 °F - 104 °F). Let a hotbattery cartridge cool down before charging it.4. Charge the battery cartridge if you do not useit for a long period (more than six months).FUNCTIONALDESCRIPTIONCAUTION: Always be sure that the tool isswitched off and the battery cartridge is removedbefore adjusting or checking function on the tool.Installing or removing batterycartridgeCAUTION: Always switch off the tool beforeinstalling or removing of the battery cartridge.CAUTION: Hold the tool and the battery car-tridge firmly when installing or removing batterycartridge. Failure to hold the tool and the batterycartridge firmly may cause them to slip off your handsand result in damage to the tool and battery cartridgeand a personal injury.► Fig.1: 1. Red indicator 2. Button 3. Battery cartridgeTo remove the battery cartridge, slide it from the toolwhile sliding the button on the front of the cartridge.To install the battery cartridge, align the tongue on thebattery cartridge with the groove in the housing and slipit into place. Insert it all the way until it locks in placewith a little click. If you can see the red indicator on theupper side of the button, it is not locked completely.CAUTION: Always install the battery cartridgefully until the red indicator cannot be seen. If not,it may accidentally fall out of the tool, causing injury toyou or someone around you.CAUTION: Do not install the battery cartridgeforcibly. If the cartridge does not slide in easily, it isnot being inserted correctly.Indicating the remaining batterycapacityOnly for battery cartridges with the indicator► Fig.2: 1. Indicator lamps 2. Check buttonPress the check button on the battery cartridge to indi-cate the remaining battery capacity. The indicator lampslight up for a few seconds.Indicator lamps RemainingcapacityLighted Off Blinking75% to 100%50% to 75%25% to 50%0% to 25%Charge thebattery.The batterymay havemalfunctioned.NOTE: Depending on the conditions of use and theambient temperature, the indication may differ slightlyfrom the actual capacity.Tool / battery protection systemThe tool is equipped with a tool/battery protection sys-tem. This system automatically cuts off power to themotor to extend tool and battery life. The tool will auto-matically stop during operation if the tool or battery isplaced under one of the following conditions:Overload protectionWhen the battery is operated in a manner that causesit to draw an abnormally high current, the tool automat-ically stops without any indication. In this situation, turnthe tool off and stop the application that caused the toolto become overloaded. Then turn the tool on to restart.Overheat protectionWhen the tool/battery is overheated, the tool stopsautomatically. In this situation, let the battery coolbefore turning the tool on again.Overdischarge protectionWhen the battery capacity is not enough, the tool stopsautomatically. In this case, remove the battery from thetool and charge the battery.NOTE: Overload protection will work only with batter-ies with star marking.► Fig.3: 1. Star marking