Dewalt D25810K Instruction Manual - Page 6

English The label on your tool may include the following symbols. The symbols and their definitions are as follows: V volts or AC/DC..... alternating or Hz hertz direct current min minutes Class II or DC....... direct current Construction Class I Construction (double insulated) (grounded) no no load speed .../min per minute n rated speed BPM beats per minute IPM impacts per minute RPM revolutions per earthing terminal safety alert symbol visible radiation minute wear respiratory sfpm surface feet per minute SPM strokes per minute protection wear eye protection A amperes W watts or AC alternating current wear hearing protection read all documentation SAVE THESE INSTRUCTIONS FOR FUTURE USE Motor Be sure your power supply agrees with the nameplate marking. Voltage decrease of more than 10% will cause loss of power and overheating. DeWALT tools are factory tested; if this tool does not operate, check power supply. COMPONENTS (FIG. A) WARNING: Never modify the power tool or any part of it. Damage or personal injury could result. Refer to Figure A at the beginning of this manual for a complete list of components. INTENDED USE Your heavy-duty chipping hammers is designed for professional concrete chiseling applications. DO NOT use under wet conditions or in presence of flammable liquids or gases. Your heavy-duty chipping hammer is a professional power tools. DO NOT let children come into contact with the tool. Supervision is required when inexperienced operators use this tool. ASSEMBLY AND ADJUSTMENTS 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. Side Handle (Fig. A-B) WARNING: To reduce the risk of personal injury, ALWAYS operate the tool with the side handle properly installed. Failure to do so may result in the side handle slipping during tool operation and subsequent loss of control. Hold tool with both hands to maximize control. The side handle 3 clamps to the front of the gear case and may be rotated 360˚ to permit right- or left-hand use. Mounting the Straight Side Handle (Fig. B) 1. Widen the ring opening of the side handle 2 by rotating it counter clockwise. 2. Place the assembly onto the putting the nose of the tool through the steel ring 9 and onto the collar 10 past the bit holder and sleeve. 3. Rotate the side handle assembly to the desired position. For hammerdrilling horizontally with a heavy drill bit, place the side handle assembly at an angle of approximately 20° to the tool for optimum control. 4. Lock the side handle mounting assembly in place by securely tightening the handle 2 rotating it clockwise so that the assembly will not rotate. Fig. B 9 10 2 Bit and Bit Holder WARNING: Burn Hazard. ALWAYS wear gloves when changing bits. Accessible metal parts on the tool and bits may get extremely hot during operation. Small bits of broken material may damage bare hands. WARNING: Do not attempt to tighten or loosen drill bits (or any other accessory) by gripping the front part of the chuck and turning the tool on. Damage to the chuck and personal injury may occur. The rotary hammer can be fitted with various chisel bits depending on the desired application. Use sharp bits only. Inserting and Removing SDS Max Bits (Fig. C) NOTE: Accessories and attachments used must be lubricated around the SDS MAX fitment before installation. 1. Pull back the locking sleeve 8 and insert the bit shank. The bit shank must be clean. 4