User manual MAKITA GA9020SF

[. . . ] The operation of this device under unfavorable mains conditions can have adverse effects to the operation of other equipment. With a mains impedance equal or less than 0. 27 Ohms it can be presumed that there will be no negative effects. The mains socket used for this device must be protected with a fuse or protective circuit breaker having slow tripping characteristics. [. . . ] For continuous operation, pull the switch trigger (in the B direction) and then push in the lock lever (in the A direction). To stop the tool from the locked position, pull the switch trigger fully (in the B direction), 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 (in the A direction) and then pull the switch trigger (in the B direction). 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 (in the A direction) and then pull the switch trigger (in the B direction). For continuous operation, push in the lock lever (in the A direction), pull the switch trigger (in the B direction) and then push the lock lever (in the A direction) further in. To stop the tool from the locked position, pull the switch trigger fully (in the B direction), then release it. NOTE: Models GA7020S, GA9020S, GA7020SF and GA9020SF begin to run slowly when they are turned on. This soft start feature assures smoother operation and less operator fatigue. Always be sure that the tool is switched off and unplugged before carrying out any work on the tool. Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool. Always be sure that the side grip is installed securely before operation. Never actuate the shaft lock when the spindle is moving. Press the shaft lock to prevent spindle rotation when installing or removing accessories. The wheel guard must be fitted on the tool so that the closed side of the guard always points toward the operator. Mount the wheel guard with the protrusion on the wheel guard band aligned with the notch on the bearing box. Then rotate the wheel guard around 180 degrees counterclockwise. To remove wheel guard, follow the installation procedure in reverse. Before plugging in the tool, always check to see that the switch trigger actuates properly and returns to the "OFF" position when released. Fit the wheel/disc on the inner flange and screw the lock nut onto the spindle. Always be sure that the tool is switched off and unplugged before attempting to perform inspection or maintenance. [. . . ] Wheel guard (Wheel cover) Inner flange Depressed center wheels Lock nut (For depressed center wheel) Rubber pad Abrasive discs Lock nut (For abrasive disc) Lock nut wrench Cut-off wheels Inner flange (For cut-off wheel) Outer flange (For cut-off wheel) Wire cup brush Side grip Dust collecting wheel guard ALWAYS hold the tool firmly with one hand on rear handle and the other on the side handle. Turn the tool on and then apply the wheel or disc to the workpiece. In general, keep the edge of the wheel or disc at an angle of about 15 degrees to the workpiece surface. During the break-in period with a new wheel, do not work the grinder in the B direction or it will cut into the workpiece. [. . . ]