User manual MAKITA HP1620

[. . . ] WARNING: For your personal safety, READ and UNDERSTAND before using. Model Concrete Capacities Steel Wood No load speed (RPM) Blows per minute Overall length Net weight HP1620/HP1620F/HP1621/HP1621F 16 mm (5/8") 13 mm (1/2") 30 mm (1-3/16") 0 - 2, 800/min. Specifications may differ from country to country. Failure to follow all instructions listed below, may result in electric shock, fire and/or serious personal injury. [. . . ] DO NOT let comfort or familiarity with product (gained from repeated use) replace strict adherence to hammer drill safety rules. If you use this tool unsafely or incorrectly, you can suffer serious personal injury. Hold tools by insulated gripping surfaces when performing an operation where 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 working dust inhalation and skin contact. WARNING: MISUSE or failure to follow the safety rules stated in this instruction manual may cause serious personal injury. Number of blow CAUTION: Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool. CAUTION: Before plugging in the tool, always check to see that the switch trigger actuates properly and returns to the "OFF" position when released. 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. For Model HP1620F, HP1621F CAUTION: Do not look in the light or see the source of light directly. nOTE: · 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. Use the reversing switch only after the tool comes to a complete stop. Changing the direction of rotation before the tool stops may damage the tool. For rotation only, slide the action mode change lever to the left ( symbol). [. . . ] Use a cutting lubricant when drilling metals. The exceptions are iron and brass which should be drilled dry. cAUTION: Pressing excessively on the tool will not speed up the drilling. In fact, this excessive pressure will only serve to damage the tip of your bit, decrease the tool performance and shorten the service life of the tool. [. . . ]