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1, switch on the machine before the first check whether the wheel, belt cover complete solid, sanded for damage. Check the rear opening, speed stable before using.

2, grinding of workpieces with prison, and people have to stand on the side of the device, try to avoid sanding belt rotation surface.

3, grinding the workpiece clamping grip the workpiece should take contact with the sandpaper. Not too fast or too fast, uniform grinding.

4, sandpaper installation needs intensified solid ground objects have to use pliers, not directly to her mill.

5, can not work on the larger vibration roulette.

6, sand machine after use, immediately turn off the power.