Household solar power system is very small, generally about a dozen or so pieces of photovoltaic panels, not more than 100 square feet (about 10 square installed 1kW). Late maintenance is mainly cleaning components and equipment maintenance.
1, cleaning components: usually rain washed enough, it is dust or garbage cover components, can be manually cleaned, tap water can be washed, can also be manually wiped, do not need special maintenance.
2, equipment maintenance: equipment is faulty or damaged, need to repair the fault, repair equipment; damaged equipment to be replaced. It is best to buy regular manufacturers of components, choose a special photovoltaic company better, most of the products warranty repair services.