Rotary Hammer Variable speed / Reversing 25 mm (1”) MODEL HR2450F I N S T R U C T I O N WARNING: For your personal safety, READ and UNDERSTAND before using. SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE. w w w . m a k i t a t o o l s . c o m...
(one blade is wider than the other.) This plug will fit in a polarized outlet only one way. If the plug does not fit fully in the outlet, reverse the plug. If it HR2450F 25 mm (1”) 54 mm (2-1/8”) 13 mm (1/2”) 32 mm (1-1/4”)
still does not fit, contact a qualified elec- trician to install a polarized outlet. Do not change the plug in any way. Double insula- tion eliminates the need for the three wire grounded power cord and grounded power supply system. 5.
22. Use only accessories that are recom- mended by the manufacturer for your model. Accessories that may be suitable for one tool, may become hazardous when used on another tool. SERVICE 23. Tool service must be performed only by qualified repair personnel. Service or main- USE PROPER EXTENSION CORD: Make sure your extension cord is in good condition.
4. Be sure the bit is secured in place before operation. 5. Under normal operation, the tool is designed produce screws can come loose easily, causing a breakdown or accident. Check tightness of screws carefully before operation. 6. In cold weather or when the tool has not been used for a long time, let the tool warm up for a while by operating it under no load.
FUNCTIONAL DESCRIPTION 001292 1. Switch trigger 2. Lock button 003572 1. Lamp 001293 1. Switch trigger 2. Reversing switch lever CAUTION: • Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool.
003573 1. Rotation with hammering 2. Lock button 3. Action mode changing knob 003574 1. Hammering only 003575 1. Rotation only This tool has a reversing switch to change the direction of rotation. Move the reversing switch lever to the (A side) for clockwise rotation or to the for counterclockwise rotation.
ASSEMBLY 001295 1. Grip base 2. Side grip 3. Loosen 4. Teeth 5. Protrusion 6. Tighten 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: •...
001296 1. Bit shank 2. Bit grease 001297 1. Bit 2. Chuck cover 001298 1. Bit 2. Chuck cover 003576 1. Lock button 2. Action mode changing knob Installing or removing the bit Clean the bit shank and apply bit grease before installing the bit.
003577 001299 1. Depth gauge 001300 1. Dust cup OPERATION 003579 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. Depth gauge The depth gauge is convenient for drilling holes of uniform depth.
001302 1. Blow-out bulb 003580 001303 1. Drill chuck assembly CAUTION: • There is tremendous and sudden twisting force exerted on the tool/bit at the time of hole break-through, when the hole becomes clogged with chips and particles, or when striking reinforcing rods embedded in the concrete. Always use the side grip (auxiliary handle) and firmly hold the tool by both side grip and switch handle during operations.
To maintain product SAFETY and RELIABILITY, repairs, car- bon brush inspection and replacement, any other mainte- nance or adjustment should be performed by Makita Authorized or Factory Service Centers, always using Makita replacement parts. position to use...
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.
Paste 3. How did you learn about this product: Magazine From Dealer Newspaper Store Display Catalog 4. Most favored points are: Design Features Size Price Makita Brand MODEL NO. YEAR SERIAL NO. PHONE 20-29 30-39 40-49 Paste Paste Radio Exhibition...
Date Purchased When you need service: Send complete tool (prepaid) to one Dealer’s Name & Address of the Makita Factory Service Centers listed, or to an Authorized Makita Service Center. Be sure to attach a letter to the outside of Model No.
MAKITA LIMITED ONE YEAR WARRANTY Warranty Policy Every Makita tool is thoroughly inspected and tested before leaving the factory. It is warranted to be free of defects from workmanship and materials for the period of ONE YEAR from the date of original purchase.