2.Not understand operate the machine people or child are not allowed to work alone:
3.The operator must fully understand the machine ,and forbidden to use machine after drunk .、sick or excessively tired people and objects should not be touch running part during work;
5.When machine working , the operator must not stay away from the machine ,and cut off the power when leaving:
6. With the motor engine , match the suitable wire(no thin).Have the switch near by the machine . can be powered off at any time in emergencies
8.After turn on the power , machine idle for a few minutes . After there is no abnormal situation . you can process material and feed evenly. not too much or too little .Too much will cause overload stall , too little will affect the cutting efficiency