Makita DHR241RTJ Instruction Manual

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2ENGLISH (Original instructions)SPECIFICATIONSModel DHR241Concrete 24 mm (15/16")Steel 13 mm (1/2")CapacitiesWood 26 mm (1")No load speed (RPM) 0 - 1,200 /minBlows per minute 0 - 4,000Overall length 417 mm (16-3/8")Net weight 3.2 kg (7.1 lbs) 3.5 kg (7.7 lbs)Rated voltage D.C. 18 VStandard battery cartridges BL1815N / BL1820 BL1830 / BL1840 / BL1850• Due to our continuing program of research and development, the specifications herein are subject to change without notice.• Specifications and battery cartridge may differ from country to country.• Weight, with battery cartridge, according to EPTA-Procedure 01/2003GEA006-2General Power Tool SafetyWarningsWARNING Read all safety warnings and allinstructions. Failure to follow the warnings and instructionsmay result in electric shock, fire and/or serious injury.Save all warnings andinstructions for future reference.The term "power tool" in the warnings refers to yourmains-operated (corded) power tool or battery-operated(cordless) power tool.Work area safety1. Keep work area clean and well lit. Cluttered ordark areas invite accidents.2. Do not operate power tools in explosiveatmospheres, such as in the presence offlammable liquids, gases or dust. Power toolscreate sparks which may ignite the dust or fumes.3. Keep children and bystanders away whileoperating a power tool. Distractions can causeyou to lose control.Electrical safety4. Power tool plugs must match the outlet. Nevermodify the plug in any way. Do not use anyadapter plugs with earthed (grounded) powertools. Unmodified plugs and matching outlets willreduce risk of electric shock.5. Avoid body contact with earthed or groundedsurfaces such as pipes, radiators, ranges andrefrigerators. There is an increased risk ofelectric shock if your body is earthed or grounded.6. Do not expose power tools to rain or wetconditions. Water entering a power tool willincrease the risk of electric shock.7. Do not abuse the cord. Never use the cord forcarrying, pulling or unplugging the power tool.Keep cord away from heat, oil, sharp edges ormoving parts. Damaged or entangled cordsincrease the risk of electric shock.8. When operating a power tool outdoors, use anextension cord suitable for outdoor use. Use ofa cord suitable for outdoor use reduces the risk ofelectric shock.9. If operating a power tool in a damp location isunavoidable, use a ground fault circuitinterrupter (GFCI) protected supply. Use of anGFCI reduces the risk of electric shock.Personal safety10. Stay alert, watch what you are doing and usecommon sense when operating a power tool. Donot use a power tool while you are tired or underthe influence of drugs, alcohol or medication. Amoment of inattention while operating power toolsmay result in serious personal injury.11. Use personal protective equipment. Alwayswear eye protection. Protective equipment suchas dust mask, non-skid safety shoes, hard hat, orhearing protection used for appropriate conditionswill reduce personal injuries.12. Prevent unintentional starting. Ensure theswitch is in the off-position before connectingto power source and/or battery pack, pickingup or carrying the tool. Carrying power toolswith your finger on the switch or energising powertools that have the switch on invites accidents.13. Remove any adjusting key or wrench beforeturning the power tool on. A wrench or a key leftattached to a rotating part of the power tool mayresult in personal injury.