Single machine dust collector produced by Hebei Feixiang Environmental Protection Equipment Co., Ltd; The basic maintenance method is that operators should regularly check whether the pulse cleaning system of the dust collector is blowing normally. If it is not normal, they should focus on checking whether the pulse valve diaphragm and solenoid valve are malfunctioning or damaged, and should be repaired or replaced in a timely manner. If the pulse valve malfunctions, it should be eliminated in a timely manner. If there are impurities, moisture and other foreign objects inside, it should be cleaned in a timely manner. If the diaphragm is damaged, it should be replaced in a timely manner. The cylinder and flange surfaces should be checked regularly. If air leakage is found, the sealing ring should be replaced in a timely manner; If the sealing strip on the maintenance door is aging, it should be replaced in a timely manner, and process parameters such as air volume, temperature, concentration, etc. should be regularly measured. If any abnormalities are found, the cause should be identified and dealt with in a timely manner. The operation of the equipment should be checked regularly according to the fluctuation of the operating resistance. The filter bag is a vulnerable part, and the user should regularly check the working condition of the filter bag and consider timely replacement according to the degree of damage. The working condition of the air path system and ash discharge system should be checked regularly. If any abnormalities are found, they should be eliminated in a timely manner. According to the accumulated water in the water separator of the compressed air system, the accumulated water should be discharged regularly. When the process system is stopped, the dust collector and exhaust fan should continue to work for a period of time to remove moisture and dust from. Before the dust collector stops working, repeat the cleaning and unloading operations.