[. . . ] Do not store the machine 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. Before using battery charger, read all instructions and cautionary markings on (1) battery charger, (2) battery, and (3) product using battery. CAUTION -- To reduce risk of injury, charge only MAKITA type rechargeable batteries. [. . . ] Never use it for other purposes or for other manufacturer's batteries. When you charge a new battery cartridge or a battery cartridge which has not been used for a long period of time, it may not accept a full charge. You can recharge the battery cartridge fully after discharging it completely and recharging a couple of times. When you charge a battery cartridge from a justoperated machine or a battery cartridge which has been left in a location exposed to direct sunlight or heat for a long time, let it cool off. When you charge a new battery cartridge or a battery cartridge which has not been used for a long period, sometimes the charging light will go out soon. If the charging light goes out within one minute even after repeating this procedure a couple of times, the battery cartridge is dead. If you leave the battery cartridge in the charger to prevent spontaneous discharging after full charge, the charger will switch into its ``trickle charge (maintenance charge)'' mode and keep the battery cartridge fresh and fully charged. Always stop machine operation and charge the battery cartridge when you notice less machine power. Insert the battery cartridge so that the plus and minus terminals on the battery cartridge are on the same sides as their respective markings on the battery charger. When the battery cartridge is inserted, the charging light color will flash in red color and charging will begin. If you leave the battery cartridge in the charger after the charging cycle is complete, the charger will switch into its ``trickle charge (maintenance charge)'' mode. After charging, remove the battery cartridge from the charger and unplug the charger from the power source. Important: Always be sure that the machine is switched off and the battery cartridge is removed before installing or removing the bit. To install the bit, pull the sleeve in the direction of the arrow and insert the bit into the sleeve as far as it will go. To remove the bit, pull the sleeve in the direction of the arrow and pull the bit out firmly. CAUTION: Before inserting the battery cartridge into the machine, always check to see that the switch trigger actuates properly and returns to the ``OFF'' position when released. Always tighten the two screws to secure the adjusting ring after adjusting the fastening torque. The fastening torque may differ depending upon the kind of screws, the type of materials to be fastened, etc. Before starting your job, always perform a test operation to verify the adequate fastening torque. The proper fastening torque may differ depending upon the kind or size of screws, the type of materials to be fastened, the condition of the threads, etc. [. . . ] Damage attributable to normal wear and tear, overload or improper handling will be excluded from the guarantee. In case of complaint, please send the machine, undismantled, with the enclosed GUARANTEE CERTIFICATE, to your dealer or the Makita Service Center. Cm of fastening torque can be obtained when the number 2 is aligned to the red mark. Le couple de serrage correct peut différer en fonction de l'espèce ou de la taille des vis, du type de matériau à fixer, de la condition de filetage, etc. [. . . ]