7 19 21 23 BRUSHLESS 1/2’’ HAMMER DRILL 241-0472 OPERATOR’S MANUAL CAUTION: To Reduce the Risk of Injury, User Must Read and Understand the Operator’s Manual. Save These Instructions For Future Reference. For questions / comments, technical assistance or repair parts – Please Call Toll Free: 1-866-917-4374. (M-F 8:30am-5:00pm Est.
TABLE OF CONTENTS Safety Symbols. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 2 Safety Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 3 Overview/Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 8 Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SAFETY SYMBOLS Some of these following symbols may be used on this tool. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and more safely.
SAFETY INSTRUCTIONS The purpose of safety symbols is to attract your attention to possible dangers. The safety symbols and the explanations with them deserve your careful attention and understanding. The symbol warnings do not, by themselves, eliminate any danger. The instructions and warnings they give are no substitutes for proper accident prevention measures.
SAFETY INSTRUCTIONS GENERAL POWER TOOL SAFETY WARNINGS WARNING: Read all safety warnings, instructions, illustrations and specifications provided with this power tool. Failure to follow all instructions listed below may result in electric shock, fire and/or serious injury. SAVE ALL WARNINGS AND INSTRUCTIONS FOR FUTURE REFERENCE. The term “power tool” in the warnings refers to your mains-operated (corded) power tool or battery-operated (cordless) power tool. 4. Do not abuse the cord.
SAFETY INSTRUCTIONS 6. Dress properly. Do not wear loose clothing or jewellery. Keep your hair and clothing away from moving parts. Loose clothes, jewellery or long hair can be caught in moving parts. 7. If devices are provided for the connection of dust extraction and collection facilities, ensure these are connected and properly used. Use of dust collection can reduce dust-related hazards. 8.
SAFETY INSTRUCTIONS 4. Under abusive conditions, liquid may be ejected from the battery; avoid contact. If contact accidentally occurs, flush with water. If liquid contacts eyes, additionally seek medical help. Liquid ejected from the battery may cause irritation or burns. 5. Do not use a battery pack or tool that is damaged or modified. Damaged or modified batteries may exhibit unpredictable behaviour resulting in fire, explosion or risk of injury. 6.
SAFETY INSTRUCTIONS IMPORTANT SAFETY INSTRUCTIONS 1. To reduce the risk of electric shock or damage to the chargers and batteries, use only with the MASTERFORCE® FLEXPOWER® battery packs and chargers listed. Battery pack Charger 252-8029 (1.5Ah) 252-8025 252-8031 (2.0Ah) 252-8037 252-8030 (2.5Ah) 252-8026 252-8034 (4.0Ah) 252-8035 (5.0Ah) 252-8027 (7.5Ah) 252-8003 (2.5Ah Boost) 252-8007 (7.5Ah Boost) 2.
OVERVIEW Side Handle Mode-Selector Ring Two-Speed Gearbox Switch 19 21 23 Torque-Adjustment Ring 17 Chuck Sleeve Direction-Of-Rotation Selector (Forward/ Center-Lock/Reverse) Variable-Speed Trigger Switch Impulse Indicator LED Worklight Bit Holder Impulse Button Belt Clip SPECIFICATIONS Rated Voltage 20 V d.c. No-load Speed 0-550/0-2,000 RPM Impact Rate 0-8800/0-32000 BPM Chuck Capacity 1/2” (13mm) Max. Torque 800 in. lbs.
ASSEMBLY WARNING: If any part is broken or missing, DO NOT attach the battery pack or operate the tool until the broken or missing part is replaced. Failure to do so could result in possible serious injury. CONTENTS Cordless hammer drill, belt clip, screw, side handle, and instruction manual. UNPACKING WARNING: Do not attempt to modify this tool or create accessories not recommended for use with this tool.
OPERATION INSTALL THE BELT CLIP (FIG.2) 1. Align the rib of the belt clip with the hole on the base of the hammer drill. 2. Insert the screw and tighten the screw securely with a screwdriver. The belt clip can be positioned on left side of the tool. STORE THE BIT (FIG.3) FIG. 3 REMOVE THE BELT CLIP (FIG.2) Bit Bit Holder FIG. 2 Your hammer drill is equipped with a bit holder on the heel of the tool. After using the bit, you can insert the bit into the bit holder for convenient storage.
OPERATION LED WORKLIGHT (FIG.5) FIG. 5 3. The variable-speed trigger switch delivers higher speed with increased trigger pressure and lower speed with decreased trigger pressure. WARNING: Allow the motor to come to a complete stop before setting the hammer drill down. ELECTRIC BRAKE LED Worklight The LED worklight, located on the base of the hammer drill, will illuminate when the trigger switch is depressed before the hammer drill is running.
OPERATION 2. Position the direction-of-rotation selector to the left of the tool for forward rotation. 3. Setting the direction-of-rotation selector in the OFF (center-lock) position helps reduce the possibility of accidental starting when not in use. NOTICE: To prevent gear damage, always allow the hammer drill to come to a complete stop before changing the direction of rotation. NOTICE: The hammer drill will not run unless the direction-of-rotation selector is engaged fully to the left or right.
OPERATION KEYLESS CHUCK (FIG.9) FIG. 9 Unlock (Release) Keyless Chuck The torque clutch can be adjusted to any of 24 different settings. The higher the torque setting, the more force the hammer drill produces to turn an object in either low or high rotation speed. When using the hammer drill for different driving applications, increase or decrease the torque in order to help prevent damage to screw heads, threads, workpiece, etc. Adjust the torque by rotating the torqueadjustment ring.
OPERATION IMPULSE MODE (FIG.12) (1) To use the hammer-drilling mode 1. 2. Rotate the mode-selector ring until the hammer symbol appears in line with the arrow. FIG. 12 Apply pressure to the bit during operation to engage the hammering mechanism. NOTE: The number selected on the torque-adjustment ring has no effect on operation of the drill in hammer mode. (2) To use only the drilling mode Rotate the mode-selector ring until the drill symbol in line with the arrow.
OPERATION INSTALL THE BIT (FIG.13) FIG. 13 Keyless Chuck Unlock (Release) Bit Chuck Jaws Lock WARNING: Make sure to insert the bit straight into the chuck jaws. Do not insert the bit into the chuck jaws at an angle and then tighten. This could cause the bit to be thrown from the hammer drill, resulting in possibly serious personal injury or damage to the chuck. WARNING: Use protective gloves when removing the bit from the tool, or first allow the bit to cool down. The bit may be hot after prolonged use.
OPERATION DRILLING IN WOOD DRILLING IN MASONRY For maximum performance, use high-speedsteel bits (available separately) or brad-point bits (available separately) for wood drilling. For maximum performance, use carbidetipped-masonry bits (available separately) for masonry drilling. 1. 1. When drilling in masonry, select the hammer-drilling mode. 2. Drilling soft masonry materials, such as cinder block, requires little pressure. Hard materials, like concrete, require more pressure. 3.
MAINTENANCE WARNING: When servicing, use only identical replacement parts. Use of any other parts may create a hazard or cause product damage. WARNING: To avoid serious personal injury, always remove the battery pack from the product when cleaning or performing any maintenance. Page 17 WARNING: Avoid using solvents when cleaning plastic parts. Most plastics are susceptible to damage from various types of commercial solvents and may be damaged by their use.
TROUBLESHOOTING PROBLEM The hammer drill does not work. The bit cannot be installed. Motor is overheating POSSIBLE CAUSE SOLUTION The battery is depleted. Charge the battery. The chuck sleeve is not released. Release the chuck sleeve. The bit does not fit the sleeve. Use a suitable bit. The cooling vents may be obstructed. Clean and clear the vents.
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1/2" BRUSHLESS HAMMER DRILL WARRANTY 90-DAY MONEY BACK GUARANTEE: This MASTERFORCE® brand power tool carries our 90-DAY Money Back Guarantee. If you are not completely satisfied with your MASTERFORCE® brand power tool for any reason within ninety (90) days from the date of purchase, return the tool with your original receipt to any MENARDS® retail store, and we will provide you a refund – no questions asked.
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