1. Check the blade, shield and circuit before starting the machine, and clean up the sundries in the cavity.
2. It is forbidden to put iron, stones and other hard sundries.
3. It is forbidden to feed directly by hand, and feed with a push rod.
4. Feed evenly, and do not overload the machine.
5. If there is abnormal sound or overheating in operation, immediately shut down the power for maintenance.
6. Homework shall be protected against dust and noise.
7. Stop the machine and empty the remaining materials, and regularly polish the blades for maintenance.
