1, It is necessary to keep the underground sewage treatment equipment components and safety protection devices fully equipped, the nameplate should be kept complete and clear, and the pipeline lines should be installed neatly and safely.
       22. Keep the inside and outside of the equipment clean and free of oil and dirt. Remove rust and debris in the equipment in a timely manner. All sliding surfaces, such as gears, joysticks, etc., must be kept clean and free of collision damage. Underground sewage treatment equipment must be kept leak-free, free of water, oil, and electricity.
       3. Lubricating oil should be added regularly to the equipment to ensure the lubrication of the equipment. Oil drums should be cleaned regularly to ensure that the oil mark can be clearly seen and that there are no contaminants blocking the oil mark. In addition, the oil pump and other parts should be cleaned in time to make the oil circuit smooth.
       4, safety, implement fixed personnel and machines, strict handover system, carefully maintain underground sewage treatment equipment, use equipment rationally, strictly abide by operating procedures, be familiar with equipment structure and operating characteristics, monitor and pay attention to abnormal situations, and ensure the safe use of equipment.