The check and maintenance of the solar panel(1）

1. Check whether the solar panel board is damaged. It shall be found and replaced in time.

2. Check whether the connecting wire and ground wire of the solar panel board are in good contact and fall off.

3. Check whether there is heating at the junction of combiner box.(solar panel board)

4. Check whether the solar panel board bracket is loose and broken.

5. Check and clean the weeds around the battery board that block the battery board.

6. Check whether the surface of the battery board is covered.

7. Check the bird droppings on the surface of the battery board and clean it if necessary.

8. Identify the cleanliness of the battery board.