User manual HITACHI D10YB

[. . . ] Use of these devices can reduce dust related hazards. 4) Power tool use and care a) Do not force the power tool. Use the correct power tool for your application. The correct power tool will do the job better and safer at the rate for which it was designed. [. . . ] damaged or entangled cords increase the risk of electric shock. E) When operating a power tool outdoors, use an extension cord suitable for outdoor use. Use of a cord suitable for outdoor use reduces the risk of electric shock 3) Personal safety a) Stay alert, watch what you are doing and use common sense when operating a power tool. Do not use a power tool while you are tired or under the influence of drugs, alcohol or medication. A moment of inattention while operating power tools may result in serious personal injury. Safety equipment such as dust mask, non-skid safety shoes, hard hat, or hearing protection used for appropriate conditions will reduce personal injuries. Ensure the switch is in the off position before plugging in. Carrying power tools with your finger on the switch or plugging in power tools that have the switch on invites accidents. D) Remove any adjusting key or wrench before turning the power tool on. Exposure to noise can cause hearing loss. Use auxiliary handles supplied with the tool. loss of control can cause personal injury. Hold the drill and side handle securely with both hands when using. Do not wear gloves made of stuff liable to roll up such as cotton, wool, cloth or string, etc. Prior to drilling into walls, ceilings or floors, ensure there are no electric cables or conduits inside. *Be sure to check the nameplate on product as it is subject to change by areas. 1 Standard accessories are subject to change without notice. Power source Ensure that the power source to be utilized conforms to the power requirements specified on the product nameplate. Power switch Ensure that the power switch is in the OFF position. If the plug is connected to a receptacle while the power switch is in the ON position, the power tool will start operating immediately, inviting serious accident. Extension cord When the work area is removed from the power source, use an extension cord of sufficient thickness and rated capacity. The extension cord should be kept as short as practicable. [. . . ] Maintenance of the motor The motor unit winding is the very "heart" of the power tool. Exercise due care to ensure the winding does not become damaged and/or wet with oil or water. Since an excessively worn carbon brush can result in motor trouble, replace the carbon brushes with new ones which have the same carbon brush No. Shown in the figure when they become worn to or near the "wear limit". [. . . ]