The maintenance method of oil-fired boiler for a long time when not in use: there are dry method and wet method, stop the furnace more than a month, should adopt dry maintenance method, stop the furnace less than a month can use wet maintenance method.

Dry maintenance method: boiler water after the furnace put into furnace, the internal dirt thoroughly clean, rinse, drying with micro fire in the chamber of a stove or furnace (be careful not to fire), and then 10 to 30 mm in diameter size of the massive quicklime plate installed, placed in the drum, do not make contact with the metal calcium lime, lime, the weight of the drum volume 8 kilograms per cubic meter of the calculation, and then all of the manhole, hand hole pipe valve closed, once every three months to check, such as lime crushed ingredients, need to be replaced, the boiler to run quick lime and plate should be removed