1. Make sure that the parameter values of the solar inverter are set normally;

2. Make sure that the on grid inverter is in an intact standby state;
3. Keep the Grid tie inverter clean, dry, and ventilate the room; keep away from water and fire; do not put small metal objects on the top of the instrument;
4. Do not allow non-professionals to open the equipment, operate or modify parameters;
5. Please do not move the product during the working process;
6. When there is an error in the On grid solar system, the solar inverter will give an alarm. Please check the cause of the system error, troubleshoot it in time, and make a record;
7. Periodically check system parameters and make inspection records. If an abnormal phenomenon is found, find out the cause of the abnormality and deal with it accordingly; if the cause of the abnormality cannot be found, contact relevant professionals to find out to avoid accidents and affect the use of the system;
8. When maintaining the system, be sure to disconnect the solar panel first, and then disconnect the load.