[. . . ] If electrolyte gets into your eyes, rinse them out with clear water and seek medical attention right away. Always cover the battery terminals with the battery cover when the battery cartridge is not used. Do not short the battery cartridge: (1) Do not touch the terminals with any conductive material. A battery short can cause a large current flow, overheating, possible burns and even a breakdown. [. . . ] The clutch will slip at various torque levels when set at the number 1 to 16. Before actual operation, drive a trial screw into your material or a piece of duplicate material to determine which torque level is required for a particular application. nOTE: · The adjusting ring does not lock when the pointer is positioned only half-way between the graduations. Do not operate the tool with the adjusting ring set between the number 16 and the A marking. Important: Always be sure that the tool is switched off and the battery cartridge is removed before installing or removing the bit. Place the point of the driver bit in the screw head and apply pressure to the tool. 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. CAUTION: Before inserting the battery cartridge into the tool, always check to see that the switch trigger actuates properly and returns to the "OFF" position when released. 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. move the reversing switch lever to the A position for clockwise rotation or the B position for conterclockwise rotation. When the reversing switch lever is in the neutral position, the tool will not start even if you pull the trigger. To change the speed, first switch off the tool and then slide the speed change lever to the "II" side for high speed or "I" side for low speed. Be sure that the speed change lever is set to the correct position before operation. cAUTION: · Always set the speed change lever fully to the correct position. If you operate the tool with the speed change lever positioned half-way between the "I" side and "II" side, the tool may be damaged. 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. [. . . ] CAUTION: Always be sure that the tool is switched off and the battery cartridge is removed 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. CAUTION: These accessories or attachments are recommended for use with your Makita tool specified in this manual. The use of any other accessories or attachments might present a risk of injury to persons. [. . . ]