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Rotary Hammer
MODEL HR2445
MODEL HR2455
003862
DOUBLE
INSULATION
INSTR U CTION MANU AL
WARNING:
For your personal safety, READ and UNDERSTAND before using.
SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE.
www.makitatools.com
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SPECIFICATIONS Model HR2445 HR2455 Concrete 25 mm (1”) Core bit 54 mm (2-1/8 “) Capacities Steel 13 mm (1/2”) Wood 32 mm (1-1/4”) No load speed (RPM) 0 - 1,100/min. Blows per minute 0 - 4,500 Overall length 416 mm (16-3/8”) 424 mm (16-3/4”) Net weight 2.7 kg ( 6.0 lbs) 2.8 kg ( 6.2 lbs) • Manufacturer reserves the right to change specifications without notice. Specifications may differ from country to country. GENERAL SAFETY RULES USA002-2 (For All Tools) WARNING: Read and understand all instr
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still does not fit, contact a qualified elec- 13. Do not overreach. Keep proper footing trician to install a polarized outlet. Do not and balance at all times. Proper footing and change the plug in any way. Double insula- balance enables better control of the tool in unexpected situations. tion eliminates the need for the three wire grounded power cord and grounded power 14. Use safety equipment. Always wear eye supply system. protection. Dust mask, non-skid safety shoes, hard hat, or hearing p
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22. Use only accessories that are recom- tenance performed by unqualified personnel mended by the manufacturer for your could result in a risk of injury. model. Accessories that may be suitable for 24. When servicing a tool, use only identical one tool, may become hazardous when used replacement parts. Follow instructions in on another tool. the Maintenance section of this manual. Use of unauthorized parts or failure to follow SERVICE Maintenance instructions may create a risk of 23. Tool servic
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5. Under normal operation, the tool is 9. Keep hands away from moving parts. designed to produce vibration. The 10. Do not leave the tool running. Operate the screws can come loose easily, causing a tool only when hand-held. breakdown or accident. Check tightness of screws carefully before operation. 11. Do not point the tool at any one in the area when operating. The bit could fly out and 6. In cold weather or when the tool has not injure someone seriously. been used for a long time, let the to
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FUNCTIONAL CAUTION: DESCRIPTION • Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool. 003863 Switch action 1 CAUTION: • Before plugging in the tool, always check to see that the switch trigger actuates properly and returns to the “OFF” position when released. 2 To start the tool, simply pull the switch trigger. Tool speed is increased by increasing pressure on the switch trigger. 1. Lock button Release the switch trigger to stop. For con
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Selecting action mode 001294 For Model HR2445 This tool employs an action mode changing knob. Select one of the two modes suitable for your work needs by using this knob. For rotation only, turn the knob so that the arrow on the knob points toward the symbol on the tool body. For rota- tion with hammering, turn the knob so that the arrow on the knob points toward the symbol on the tool body. 1 1. Action mode changing knob CAUTION: • Always set the knob fully to your desired mode symbol. If you
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003575 Rotation only For drilling in wood, metal or plastic materials, depress the lock button and rotate the action mode changing knob to the symbol. Use a twist drill bit or wood bit. 1 1. Rotation only 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. CAUTION: • As soon as the torque limiter actuates, switch off the tool immediately. This will help prevent premat
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Bit grease Coat the bit shank head beforehand with a small amount of bit grease (about 0.5 - 1 g). This chuck lubrication assures smooth action and longer ser- vice life. 001296 Installing or removing the bit Clean the bit shank and apply bit grease before installing the 1 bit. 2 1. Bit shank 2. Bit grease 001297 Insert the bit into the tool. Turn the bit and push it in until it engages. After installing, always make sure that the bit is securely held in place by trying to pull it out. 1 2 1. Bi
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Bit angle (when chipping, scaling or demolishing) 003576 For Model HR2455 only The bit can be secured at the desired angle. To change the bit angle, depress the lock button and rotate the action mode changing knob to the O symbol. Turn the bit to the desired angle. 12 1. Lock button 2. Action mode changing knob 003577 Depress the lock button and rotate the action mode changing knob to the symbol. Then make sure that the bit is securely held in place by turning it slightly. 003865 Depth gauge 1
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OPERATION 003866 Hammer drilling operation Set the action mode changing knob to the symbol. Position the bit at the desired location for the hole, then pull the switch trigger. Do not force the tool. Light pressure gives best results. Keep the tool in position and prevent it from slipping away from the hole. Do not apply more pressure when the hole becomes clogged with chips or particles. Instead, run the tool at an idle, then remove the bit partially from the hole. By repeating this sev- eral
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001303 Drilling in wood or metal Use the optional drill chuck assembly. When installing it, refer 1 to “Installing or removing drill bit” described on the previous page. Set the action mode changing knob to the symbol. You can drill up to 13 mm(1/2”) diameter in metal and up to 32 mm(1-1/4”) diameter in wood. 1. Drill chuck assembly 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 chuc
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ACCESSORIES CAUTION: • These accessories or attachments are recommended for use with your Makita tool specified in this manual. The use of any other accessories or attachments might present a risk of injury to persons. Only use accessory or attachment for its stated purpose. If you need any assistance for more details regarding these accessories, ask your local Makita service center. • SDS Plus Carbide-tipped bits • Core bit • Bull point (For HR2455 only) • Cold chisel (For HR2455 only) • Scalin
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Memo 14
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Memo 15
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Memo 16
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First-Class Postage Required Post Office will not deliver without proper postage. Makita U.S.A., Inc. 14930 Northam Street La Mirada, CA 90638-5753 Fold 17 Cut
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MAIL THIS PORTION Your answers to the following questions are appreciated. 1. This product was purchased from: 3. How did you learn about this product: Home Center Other ( ) Magazine Radio Hardware/Lumber Store From Dealer Exhibition Tool Distributor Newspaper From Friend Industrial Supply Store Display Previous Usage Construction Supply Catalog Other ( ) 2. Use of the product is intended for: 4. Most favored points are: Construction Trade Design Repair Se
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FACTORY SERVICE CENTERS 1-800-4-MAKITA RETAIN THIS PORTION FOR YOUR RECORDS ARIZONA FLORIDA MISSOURI PENNSYLVANIA 3707 E. Broadway Rd., Ste. 6 750 East Sample Road 9876 Watson Road 1704 Babcock Blvd. Phoenix, AZ 85040 Pompano Beach, FL 33064 St. Louis, MO 63126-2221 Pittsburgh, PA 15209 (602) 437-2850 (954) 781-6333 (314) 909-9889 (412) 822-7370 CALIFORNIA GEORGIA NEBRASKA PUERTO RICO 41850 Christy St. 4680 River Green Parkway NW 4129 S. 84th St. 200 Guayama St. Fremont, CA 94538-5107 Duluth,
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WARNING Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Some examples of these chemicals are: • lead from lead-based paints, • crystalline silica from bricks and cement and other masonry products, and • arsenic and chromium from chemically-treated lumber. Your risk from these exposures varies, depending on how often you do this type of
