1, before the use should check in detail and to determine whether a tool has the conditions of use, tools to work in spite of is prohibited.

2, using the dry environment, the light is enough, cannot be used in inflammable and explosive places.

3, according to the tool in the instruction manual use, correct use of tools. Replace grinding special tools were used for conversion.

4, the operator labor insurance fully clothed, outdoor work of boots with rubber gloves and non-slip.

5, processing artifacts should be fixed well.

6, when found in continuous use tools overheating (casing above 70 ℃) should stop using, filling grease, can continue to use after confirmed trouble-free.

7 electrical conductor, regular check, if there is any breakage, should be replaced immediately.

8, when using the extension wire, need to use with special mobile power supply of leakage protection, and manual testing.

9, tools don't have to, or for maintenance, replacement, grinding should be power off.

10, operation maintain attention, tired tool use is forbidden.

11, according to the tool, the content of the instruction for use and maintenance tools on a regular basis.