[. . . ] When operating a power tool outside, use an outdoor extension cord marked "W-A" or "W". These cords are rated for outdoor use and reduce the risk of electric shock. Stay alert, watch what you are doing and use common sense when operating a power tool. Do not use tool while tired or under the influence of drugs, alcohol, or medication. [. . . ] Setting the tool down with the wheel rotating can cause personal injury. CAUTION: Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool. Press the shaft lock to prevent spindle rotation when installing or removing accessories. CAUTION: Before plugging in the tool, always check to see that the switch trigger actuates properly and returns to the "OFF" position when released. MISUSE or failure to follow the safety rules stated in this instruction manual may cause serious personal injury. For tool without lock button and lock-off button To start the tool, simply pull the switch trigger. For tool with lock button To start the tool, simply pull the switch trigger. For continuous operation, pull the switch trigger and then push in the lock button. To stop the tool from the locked position, pull the switch trigger fully, then release it. For tool with lock-off button To prevent the switch trigger from being accidentally pulled, a lock-off button is provided. CAUTION: Always be sure that the side grip is installed securely before operation. CAUTION: Always be sure that the loop handle is installed securely before operation. For tool with the lock-on switch To start the tool, simply pull the switch trigger (A). For continuous operation, pull the switch trigger (A) and then push in the lock lever (B). To stop the tool from the locked position, pull the switch trigger (A) fully, then release it. For tool with the 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 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. Hold the tool's switch handle and the loop handle firmly with both hands during operation. [. . . ] If inspection shows the trouble is caused by defective workmanship or material, Makita will repair (or at our option, replace) without charge. This Warranty does not apply where: repairs have been made or attempted by others: repairs are required because of normal wear and tear: the tool has been abused, misused or improperly maintained: alterations have been made to the tool. This Warranty gives you specific legal rights, and you may also have other rights which vary from state to state. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not apply to you. [. . . ]