1, whether the operator is correctly wearing protective clothing;

2, whether the electrician by the safety and technical training and assessment of qualified and in accordance with the prescribed period to participate in the re-examination, with the labor department or the power supply bureau issued the "Safety Operation Certificate";

3, whether the load for pulling the operation;

4, inspection and repair of electrical equipment, whether to cut off the power supply, hanging warning signs for safe operation;

5, whether the power supply box is intact;

6, whether the cable ends are well fixed;

7, the use of tools and equipment in line with the requirements.