Solar module maintenances are as following conditions (Customer cleans by himself) ;
1. Inspec Solarcell components.
2. Inspect the solar module for any defect (discoloration, fogged glazing, delamination, warping, water leaks, loose mounting hardware, damage to wire insulation
3. Ensure the cleanliness of modules less than 2% soiling loss, even a very small shadow or cover will reduce efficiency of the sets of solar power generation system.
4. Do not scratch back side or silicone sealant of the solar modules with sharp object, because electrical cable or electrical insulation can be damaged. There is likely to lead to system cannot be used, and even cause an electric shock accident.