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English Definitions: Safety Alert Symbols and Words This instruction manual uses the following safety alert symbols and words to alert you to hazardous situations and your risk of personal injury or property damage. DANGER: Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. WARNING: Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.
English IMPORTANT SAFETY e ) When battery pack is not in use, keep it away from other metal objects, like paper clips, coins, INSTRUCTIONS keys, nails, screws or other small metal objects, that can make a connection from one terminal to another.
Refer to Figure A at the beginning of this manual for a complete list of components. INTENDED USE Your dust extraction system DWH303DH has been designed for the extraction of dust in professional hammerdrilling in masonry or concrete, and with solid drill bits mounted to the power tool.
English Fig. C Fig. D 5. Test to see if the dust extractor is properly installed on the rotary hammer: a. Install the dust extractor. b. Start your drilling operation and stop after 1/4" (6 mm). Switch c. Lift the tool and check if the dust extraction is The extraction system automatically starts when the rotary working.
English MAINTENANCE 1. Press the dust collection box release buttons 4 and pull the dust collection box away from the dust WARNING: To reduce the risk of serious personal extraction system. Once the catch mechanism is clear injury, turn off tool and disconnect the tool of the dust extraction system the upper joint will from the power source before making any also release allowing the dust collection box to be...
WARNING: Do not use a brush to clean the dust visit www.dewalt.com or call 1-800-4-D WALT (1-800- collector or filter. 433-9258). This warranty does not apply to accessories...