ENGLISH (Original instructions) INSTRUCTION MANUAL Rotary Hammer HR2440 HR2440F HR2441 HR2442 004205 DOUBLE INSULATION WARNING: For your personal safety, READ and UNDERSTAND before using. SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE.
ENGLISH SPECIFICATIONS Model HR2440/HR2440F HR2441 Tungsten-carbide tipped bit 24 mm 24 mm 24 mm Core bit 54 mm 54 mm 54 mm Diamond core bit (dry type) 65 mm Concrete Capacities HR2442 65 mm 65 mm Steel 13 mm 13 mm 13 mm Wood 32 mm 32 mm 32 mm No load speed (min-1) 0 - 1,100 0 - 1,100 1,100 Blows per minute 0 - 4,500 0 - 4,500 4,500 Overall length 352 mm 352 mm 352 mm Net weight 2.6 kg 2.6 kg 2.
7. Do not abuse the cord. Never use the cord for carrying, pulling or unplugging the power tool. Keep cord away from heat, oil, sharp edges or moving parts. Damaged or entangled cords increase the risk of electric shock. 8. When operating a power tool outdoors, use an extension cord suitable for outdoor use. Use of a cord suitable for outdoor use reduces the risk of electric shock. 9. If operating a power tool in a damp location is unavoidable, use a residual current device (RCD) protected supply.
Power tool use and care 18. Do not force the power tool. Use the correct power tool for your application. The correct power tool will do the job better and safer at the rate for which it was designed. 19. Do not use the power tool if the switch does not turn it on and off. Any power tool that cannot be controlled with the switch is dangerous and must be repaired. 20.
FUNCTIONAL DESCRIPTION • NOTE: • Use a dry cloth to wipe the dirt off the lens of lamp. Be careful not to scratch the lens of lamp, or it may lower the illumination. CAUTION: Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool. Reversing switch action For Model HR2440, HR2440F Switch action 1. Switch trigger 2. Lock button 1 1. Switch trigger 2.
• • Installing or removing the bit CAUTION: Always set the knob fully to your desired mode symbol. If you operate the tool with the knob positioned halfway between the mode symbols, the tool may be damaged. Use the knob after the tool comes to a complete stop. 1. Bit shank 2. Bit grease 2 1 Torque limiter The torque limiter will actuate when a certain torque level is reached. The motor will disengage from the output shaft. When this happens, the bit will stop turning.
gauge into the hole in the side grip. Adjust the depth gauge to the desired depth and tighten the side grip. NOTE: Eccentricity in the bit rotation may occur while operating the tool with no load. The tool automatically centers itself during operation. This does not affect the drilling precision. NOTE: • The depth gauge cannot be used at the position where the depth gauge strikes against the gear housing. Blow-out bulb (optional accessory) 1. Blow-out bulb Dust cup 1.
• • • • • • • CAUTION: Never use "rotation with hammering" when the drill chuck assembly is installed on the tool. The drill chuck assembly may be damaged. Also, the drill chuck will come off when reversing the tool. (For Model HR2440, 2440F) Pressing excessively on the tool will not speed up the drilling. In fact, this excessive pressure will only serve to damage the tip of your bit, decrease the tool performance and shorten the service life of the tool.
Makita Corporation Anjo, Aichi, Japan 884406H224 12
