Guide: In recent years, due to air pollution, the transformation of coal-fired boilers has proceeded like fire. Oil and gas hot water boilers are gradually immersed in people's lives. However, while the coal-fired oil-fired hot water boiler brings convenience to everyone, it also brings a little problem to everyone. That is how should the hot water boiler be maintained?

　　In recent years, due to air pollution, the transformation of coal-fired boilers has proceeded like fire. Oil and gas hot water boilers are gradually immersed in people's lives. However, while the coal-fired oil-fired hot water boiler brings convenience to everyone, it also brings a little problem to everyone. That is how should the hot water boiler be maintained?

　　The following editor tells you how to maintain a hot water boiler:

　　1. According to the water quality of various places, clean up once every six months to remove the scale of the hot water boiler. Otherwise, the convection pipe will simply foul and cause the convection pipe to be blocked and burned.

　　2. If the furnace pumping force is found to decrease, the furnace should be cleaned, and the neck of the chimney or the furnace door should be flushed with tap water with a rubber hose. To remove scale in the furnace, open the manhole to investigate the thickness of the scale after 1 year of use, add a descaling agent for descaling, or add 5-10kg of caustic soda or hydrochloric acid and boil it in water for 24-36h, then descaling and washing the furnace.

　　3. It is forbidden to burn without water or lack of water during the operation of the hot water boiler to avoid accidents. If severe water shortage in the furnace is found, the heating should be stopped immediately. After the boiler has cooled down, the cause should be found out and the malfunction should be eliminated. Never add water rashly to avoid cracking the furnace.

　　4. When the boiler is shut down in winter, it is necessary to clean the boiler water to avoid freezing the hot water boiler.

　　5. When a hot water boiler is not necessary in summer, the boiler water should be cleaned, and lime should be used for dry curing.

　　6. ​​The hot water boiler operator must operate skillfully, grasp the performance of the hot water boiler, operating procedures and technological processes, and eliminate illegal operations.

　　After the above several kinds of maintenance, your hot water boiler will be safer in use, and the service life will be longer!