User manual MAKITA HP1640

[. . . ] WARNING: For your personal safety, READ and UNDERSTAND before using. Model Concrete Capacities No load speed (RPM) Blows per minute Overall length Net weight · Note: Specifications may differ from country to country. Due to our continuing programme of research and development, the specifications herein are subject to change without notice. Failure to follow all instructions listed below may result in electric shock, fire and/or serious injury. [. . . ] Table 1 shows the correct size to use depending on cord length and nameplate ampere rating. DO NOT let comfort or familiarity with product (gained from repeated use) replace strict adherence to hammer drill safety rules. If you use this power tool unsafely or incorrectly, you can suffer serious personal injury. Exposure to noise can cause hearing loss. Use auxiliary handles supplied with the tool. Hold power tools by insulated gripping surfaces when performing an operation where 3 4. The cutting tool may contact hidden wiring or its own cord. Contact with a "live" wire will make exposed metal parts of the tool "live" and shock the operator. Be sure no one is below when using the tool in high locations. Do not touch the bit or the workpiece immediately after operation; they may be extremely hot and could burn your skin. Some material contains chemicals which may be toxic. Take caution to prevent dust inhalation and skin contact. MISUSE or failure to follow the safety rules stated in this instruction manual may cause serious personal injury. Switch can be locked in "ON" position for ease of operator comfort during extended use. Tool speed is increased by increasing pressure on the switch trigger. For continuous operation, pull the switch trigger and then push in the lock button. To stop the tool from the locked position, pull the switch trigger fully, then release it. No load speed Class II Construction revolutions or reciprocation per minute number of blow CAUTION: Do not look in the light or see the source of light directly. CAUTION: Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool. Use a dry cloth to wipe the dirt off the lens of lamp. Be careful not to scratch the lens of lamp, or it may lower the illumination. ⷠNever use gasoline or thinner to clean the lens of the lamp, or it will be damaged. [. . . ] However, the tool may back out abruptly if you do not hold it firmly. Always secure small workpieces in a vise or similar hold-down device. CAUTION: There is a tremendous and sudden twisting force exerted on the tool/bit at the time of hole break-through, when the hole becomes clogged with chips and particles, or when striking reinforcing rods embedded in the concrete. Always use the side grip (auxiliary handle) and firmly hold the tool by both side grip and switch handle during operations. [. . . ]