User manual MAKITA MS4520C

[. . . ] uSA002-2 GENERAL SAFETY RULES (For All Tools) WARNING!Failure to follow all instructions listed below, may result in electric shock, fire and/or serious personal injury. Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases or dust. Power tools create sparks which may ignite the dust or fumes. [. . . ] NEVER use tool with wood cutting blades or other sawblades. Such blades when used on a grinder frequently kick and cause loss of control leading to personal injury. Do not wrap cord around your arm or wrist. If control of tool is lost, cord may become wrapped around you and cause personal injury. Make sure the wheel is not contacting the workpiece before the switch is turned on. Before using the tool on an actual workpiece, let it run for a while. Watch for vibration or wobbling that could indicate poor installation or a poorly balanced wheel. Use the specified surface of the wheel to perform the grinding. Do not touch the workpiece immediately after operation; it may be extremely hot and could burn your skin. ALWAYS wear proper apparel including long sleeve shirts, leather gloves and shop aprons to protect skin from contact with hot grindings. Use of this tool to grind or sand some products, paints and wood could expose user to dust containing hazardous substances. For tool with the lock on and lock-off switch To prevent the switch trigger from accidentally pulled, a lock lever is provided. To start the tool, push in the lock lever (B) and then pull the switch trigger (A). For continuous operation, push in the lock lever (B), pull the switch trigger and then push the lock lever further in (B). To stop the tool from the locked position, pull the switch trigger (A) fully, then release it. The indication lamp lights up green when the tool is plugged. If the indication lamp does not light up, the mains cord or the controller may be defective. The indication lamp is lit but the tool does not start even if the tool is switched on, the carbon brushes may be worn out, or the controller, the motor or the ON/OFF switch may be defective. Unintentional restart proof Even locking lever keeping the switch trigger depressed (Lock-on position) does not allow the tool to restart even when the tool is plugged. To cancel the unintentional restart proof, pull the switch trigger fully, then release it. ASSEMBLY • CAUTION: Always be sure that the tool is switched off and unplugged before carrying out any work on the tool. Bolt Installing or removing wheel guard 007993 Screw the side grip securely on the position of the tool as shown in the figure. [. . . ] Use a screwdriver to remove the brush holder caps. Take out the worn carbon brushes, insert the new ones and secure the brush holder caps. Screwdriver MAINTENANCE CAUTION: Always be sure that the tool is switched off and unplugged before attempting to perform inspection or maintenance. The tool and its air vents have to be kept clean. [. . . ]