Dewalt D25333K Instruction Manual - Page 8

English Operation Modes (Fig. A) WARNING: Do not select the operating mode when  the tool is running. CAUTION: Never use in Rotary Drilling or Rotary Hammering mode with a chisel bit in the bit holder. Personal injury and damage to the the tool may result. Your tool is equipped with a mode selector dial 3 to select the mode appropriate to desired operation. Symbol Mode Rotary Drilling Application Screwdriving Drilling into steel, wood and plastics Rotary Drilling into concrete Hammering and masonry Hammering only Light chipping To select an operating mode 1. Depress the mode selector release button 4 . 2. Rotate the mode selector dial so that the arrow points to the symbol corresponding for the desired mode. NOTE: The arrow on the mode selector dial 3 must be pointing at a mode symbol at all times. There are no operable positions in between. It may be necessary to briefly run the motor after having changed from 'hammering only' to 'rotary' modes in order to align the gears. Performing an Application (Fig. F) WARNING: TO REDUCE THE RISK OF PERSONAL INJURY, ALWAYS ensure workpiece is anchored or clamped firmly. If drilling thin material, use a wood "back-up" block to prevent damage to the material. WARNING: Always wait until the motor has come to a complete standstill before changing the direction of rotation. 1. Choose and install the appropriate chuck, adapter, and/ or bit onto to the tool. Refer to Bit and Bit Holder. 2. Using the mode selector dial 3 , select the mode appropriate to desired application. Refer to Operation Modes. 3. Adjust the side handle 5 as necessary. Fig. F 3 1 5 Recommendations for Tool Operation • Large (5/16" to 1/2" [7.9 mm to 12.7 mm]) holes in steel can be made easier if a pilot hole (5/32" to 3/16" [4 mm to 4.8 mm]) is drilled first. • When drilling, always apply pressure in a straight line with the bit, but do not push hard enough to stall the motor or deflect the bit. A smooth even flow of material indicates the proper drilling rate. • If drilling thin material or material that is prone to splinter, use a wood "back-up" block to prevent damage to the work piece. WARNING: • Do not use this tool to mix or pump easily combustible or explosive fluids (benzine, alcohol, etc.). • Do not mix or stir inflammable liquids labelled accordingly. MAINTENANCE WARNING: To reduce the risk of serious personal injury, turn unit off and disconnect it from power source before making any adjustments or removing/installing attachments or accessories. An accidental start-up can cause injury. Cleaning WARNING: Blow dirt and dust out of all air vents with clean, dry air at least once a week. To minimize the risk of eye injury, always wear ANSI Z87.1 approved eye protection when performing this. WARNING: Never use solvents or other harsh chemicals for cleaning the non-metallic parts of the tool. These chemicals may weaken the plastic materials used in these parts. Use a cloth dampened only with water and mild soap. Never let any liquid get inside the tool; never immerse any part of the tool into a liquid. Accessories WARNING: Since accessories, other than those offered by DeWALT, have not been tested with this product, use of such accessories with this tool could be hazardous. To reduce the risk of injury, only DeWALT recommended accessories should be used with this product. Recommended accessories for use with your tool are available at extra cost from your local dealer or authorized service center. If you need assistance in locating any accessory, please contact DeWALT Industrial Tool Co., 701 East Joppa Road, Towson, MD 21286, call 1-800-4-DeWALT (1-800-433-9258) or visit our website: www.dewalt.com. 4. Place the bit/chisel on the desired location. 5. Depress the trigger switch 1 . 6. To stop the hammer, release the switch. 6