User manual BOSCH 11304K

[. . . ] WARNING listed below, may result in electric shock, fire and/or serious personal injury. sAVE THESE INSTRUCTIONS Read and understand all instructions. Failure to follow all instructions Work Area Keep your work area clean and well lit. cluttered benches and dark areas invite accidents. [. . . ] When servicing a tool, use only identical replacement parts. Follow instructions in the Maintenance section of this manual. Use of unauthorized parts or failure to follow Maintenance Instructions may create a risk of electric shock or injury. Demolition Hammer Safety Rules Hold tools by insulated gripping surfaces when performing an operation where the cutting tool may contact hidden wiring or it own cord. Contact with a "live" wire will make exposed metal parts of the tool "live" and shock the operator. Do not drill, fasten or break into existing walls or other blind areas where electrical wiring may exist. If this situation is unavoidable, disconnect all fuses or circuit breakers feeding this worksite. Wear ear protectors when using the tool for extended periods. Prolonged exposure to high intensity noise can cause hearing loss. Use a metal detector to determine if there are metal pipes hidden in the work area or call the local utility company for assistance before beginning the operation. Striking or cutting into a gas line will result in explosion. Always use the side handle for maximum control over torque reaction or kick-back. Never attempt to operate this tool with one hand. The slip clutch engages if you firmly control the tool during a torque reaction or kickback. Always wear safety goggles or eye protection when using this tool. Use a dust mask or respirator for applications which generate dust. Safety goggles or eye protection will help deflect fragments of the material that may be thrown toward your face and eyes. Dust generated or gases released from the material you are cutting (i. Use thick cushioned gloves and limit the exposure time by taking frequent rest periods. Vibration caused by hammer-drill action may be harmful to your hands and arms. Position yourself to avoid being caught between the tool or side handle and walls -3- BM 1619929522 12/02 12/10/02 3:43 PM Page 4 or posts. Should the bit become bound or jammed in the work, the reaction torque of the tool could crush your hand or leg. [. . . ] NOTE: notch on internal locking steel should always face toward the retainer lever. To lock, raise the tool retainer lever all the way up as shown in figure 3. NOTE: The high efficiency available from the rotary hammers can only be obtained if sharp and undamaged accessories are used. The "cost" to maintain sharp and undamaged accessories is more than offset by the "time saved" in operating the tool with sharp accessories. [. . . ]