User manual MAKITA BHP451Z

[. . . ] ENGLISH INSTRUCTION MANUAL Cordless Percussion-Driver Drill BHP441 BHP451 006749 WARNING: For your personal safety, READ and UNDERSTAND before using. 1 ENGLISH SPECIFICATIONS Model Concrete Steel Capacities Wood Wood screw Machine screw High (3) No load speed (min-1) Medium (2) Low (1) High (3) Blows per minute (min-1) Overall length Net weight Rated voltage · Note: Specifications may differ from country to country. END001-1 ENG203-1 BHP441 14 mm 13 mm 50 mm 6 mm x 75 mm 6 mm 0- 1, 700 0 - 600 0 - 300 0 - 25, 500 0 - 9, 000 0 - 4, 500 250 mm 2. 1 kg D. C. 14. 4 V BHP451 16 mm 13 mm 65 mm 10 mm x 89 mm Medium (2) Low (1) 250 mm 2. 2 kg D. C. 18 V · Due to our continuing programme of research and development, the specifications herein are subject to change without notice. Symbols The following show the symbols used for the equipment. [. . . ] (2) Avoid storing battery cartridge in a container with other metal objects such as nails, coins, etc. A battery short can cause a large current flow, overheating, possible burns and even a breakdown. Do not store the tool and battery cartridge in locations where the temperature may reach or exceed 50 C (122 F). Do not incinerate the battery cartridge even if it is severely damaged or is completely worn out. Be careful not to drop or strike battery. FUNCTIONAL DESCRIPTION · CAUTION: Always be sure that the tool is switched off and the battery cartridge is removed before adjusting or checking function on the tool. Installing or removing battery cartridge 1 2 1. Battery cartridge 3 006717 · · · SAVE THESE INSTRUCTIONS. Tips for maintaining maximum battery life 1. Always stop tool operation and charge the battery cartridge when you notice less tool power. Charge the battery cartridge with room temperature at 10 C - 40 C (50 F - 104 F). Let a hot battery cartridge cool down before charging it. · Always switch off the tool before insertion or removal of the battery cartridge. To remove the battery cartridge, withdraw it from the tool while sliding the button on the front of the cartridge. To insert the battery cartridge, align the tongue on the battery cartridge with the groove in the housing and slip it into place. If you operate the tool with the speed change lever positioned halfway between the "1" position, "2" position and "3" position, the tool may be damaged. Action mode change lever 1 This tool has a reversing switch to change the direction of rotation. Depress the reversing switch lever from the "A" side for clockwise rotation or from the "B" side for counterclockwise rotation. When the reversing switch lever is in the neutral position, the switch trigger cannot be pulled. 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. When not operating the tool, always set the reversing switch lever to the neutral position. 6 006757 · · · This tool employs an action mode change lever. Select one of the three modes suitable for your work needs by using this lever. For rotation only, slide the lever so that it points toward the mark on the tool body. For rotation with hammering, slide the lever so that it points toward the mark on the tool body. [. . . ] NOTE: · Make sure that the driver bit is inserted straight in the screw head, or the screw and/or bit may be damaged. · When driving wood screws, predrill pilot holes to make driving easier and to prevent splitting of the workpiece. See the chart. Nominal diameter of wood screw (mm) 3. 1 3. 5 3. 8 4. 5 4. 8 5. 1 5. 5 5. 8 6. 1 006405 Recommended size of pilot hole (mm) 2. 0 - 2. 2 2. 2 - 2. 5 2. 5 - 2. 8 2. 9 - 3. 2 3. 1 - 3. 4 3. 3 - 3. 6 3. 6 - 3. 9 4. 0 - 4. 2 4. 2 - 4. 4 NOTE: · If the tool is operated continuously until the battery cartridge has discharged, allow the tool to rest for 15 minutes before proceeding with a fresh battery. Drilling operation · Blow-out bulb (optional accessory) After drilling the hole, use the blow-out bulb to clean the dust out of the hole. · 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. [. . . ]