User manual MAKITA BHR241

[. . . ] WARNING: For your personal safety, READ and UNDERSTAND before using. Model Concrete Capacities No load speed (RPM) Blows per minute Overall length Net weight Rated voltage Standard battery cartridges · Note: Specifications may differ from country to country. Due to our continuing programme of research and development, the specifications herein are subject to change without notice. Failure to follow all instructions listed below may result in electric shock, fire and/or serious injury. [. . . ] The screws can come loose easily, causing a breakdown or accident. In cold weather or when the tool has not been used for a long time, let the tool warm up for a while by operating it under no load. Be sure no one is below when using the tool in high locations. Do not point the tool at any one in the area when operating. The bit could fly out and injure someone seriously. Do not touch the bit or parts close to the bit immediately after operation; they may be extremely hot and could burn your skin. Some material contains chemicals which may be toxic. Take caution to prevent dust inhalation and skin contact. MISUSE or failure to follow the safety rules stated in this instruction manual may cause serious personal injury. 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. 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. the battery cartridge can explode in a fire. Be careful not to drop or strike battery. Always stop tool operation and charge the battery cartridge when you notice less tool power. Revolutions or reciprocation per minute number of blow Before using battery cartridge, read all instructions and cautionary markings on (1) battery charger, (2) battery, and (3) product using battery. It may result in a risk of overheating, possible burns and even an explosion. If electrolyte gets into your eyes, rinse them out with clear water and seek medical attention right away. CAUTION: Always be sure that the tool is switched off and the battery cartridge is removed before adjusting or checking function on the tool. 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. [. . . ] Then make sure that the bit is securely held in place by turning it slightly. Use the dust cup to prevent dust from falling over the tool and on yourself when performing overhead drilling operations. attach the dust cup to the bit as shown in the figure. The size of bits which the dust cup can be attached to is as follows. [. . . ]