User manual MAKITA HR2450X8

[. . . ] Install the side grip so that the teeth on the grip fit in between the protrusions on the tool barrel. 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. it is also highly recommended that you wear a dust mask , and thickly padded gloves. [. . . ] NOTE: The depth gauge cannot be used at the position where the depth gauge strikes against the gear housing. Grasp the change cover of the drill chuck assembly and set the line to the symbol. Grasp the change cover of the drill chuck assembly and turn the change cover line to the symbol until a click can clearly be heard. 8) CAUTION: Before plugging in the tool, always check to see that the switch trigger actuates properly and returns to the “OFF” position when released. 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. 8) For model HR2450F, HR2450FT CAUTION: Do not look in the light or see the source of light directly. Be careful not to scratch the lens of lamp, or it may lower the illumination. , depress the lock button and rotate the action mode changing knob to the H symbol. 13) For chipping, scaling or demolition operations, depress the lock button and rotate the action mode changing knob to the g symbol. 14) For drilling in wood, metal or plastic materials, depress the lock button and rotate the action mode changing knob to the m symbol. CAUTION: • Do not rotate the action mode changing knob when the tool is running under load. € To avoid rapid wear on the mode change mechanism, be sure that the action mode changing knob is always positively located in one of the three action mode positions. 7 Torque limiter The torque limiter will actuate when a certain torque level is reached. CAUTION: • As soon as the torque limiter actuates, switch off the tool immediately. When installing it, refer to “Installing or removing drill bit” described on the previous page. When installing it, refer to “Changing the tool holder” described on the previous page. Hold the ring and turn the sleeve counterclockwise to open the chuck jaws. Hold the ring firmly and turn the sleeve clockwise to tighten the chuck. To remove the bit, hold the ring and turn the sleeve counterclockwise. you can drill up to 13 mm diameter in metal and up to 32 mm diameter in wood. CAUTION: • Never use “rotation with hammering” when the drill chuck assembly is installed on the tool. [. . . ] CAUTION: If performing diamond core drilling operations using “rotation with hammering” action, the diamond core bit may be damaged. 17) Use the dust cup to prevent dust from falling over the tool and on yourself when performing overhead drilling operations. 5 12 – 16 MAINTENANCE CAUTION: Always be sure that the tool is switched off and unplugged before carrying out any work on the tool. To maintain product safety and reliability, repairs, maintenance or adjustment should be carried out by a Makita Authorized Service Center. [. . . ]