User manual MAKITA 4071D

[. . . ] A battery short can cause a large current flow, overheating, possible burns and even a breakdown. Do not store the machine and Battery Cartridge in locations where the temperature may reach or exceed 35°C (95°F). Do not incinerate the Battery Cartridge even if it is severely damaged or is completely worn out. Be careful not to drop, shake or strike battery. [. . . ] To remove the battery cartridge, pull out the set plate on the machine and grasp both sides of the cartridge while withdrawing it from the machine. To insert the battery cartridge, align the tongue on the battery cartridge with the groove in the housing and slip it into place. Be sure to close the set plate fully before using the machine. Do not use force when inserting the battery cartridge. If the cartridge does not slide in easily, it is not being inserted correctly. 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. This is a normal condition and does not indicate a problem. 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. Then re-insert it and try to charge it once more. 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 this occurs , remove the battery cartridge and re-insert it. 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. When charging is completed, the charging light goes out. 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. CAUTION: Before operation, always check to be sure that the filter and pre-filter are correctly installed, or dirt and foreign matter will get into the motor and cause a failure. [. . . ] Then tap by hand the side of the capsule 4 or 5 times in order to detach materials from the pre-filter and filter and facilitate emptying. 8) Tip end unscrew Remove down so of cleaner (with suction hole) down and capsule as indicated in arrow direction. Capsule carefully keeping it straight up and that the contents will not spill out. Turn the pre-filter and pull it off toward you, emptying out the fine dust inside. [. . . ]