The maintenance of the road sweeper is divided into prevention and inprevention Sweeping vehicle maintenance according to their nature can be divided into preventive maintenance and preventive maintenance. Preventive maintenance is the maintenance of the content and opportunity of operation, according to the pre designated planning practice, the purpose is to prevent prevent generating and maintaining a sweeping car thing ability. Preventive maintenance can be divided into routine maintenance and planned maintenance. Routine maintenance content and opportunities and sweeping vehicle mileage. Such as routine maintenance, maintenance and seasonal maintenance stop. The mileage related travel planning content and opportunities for maintenance and cleaning vehicle, such as the level of maintenance, two maintenance etc.. In the planning of maintenance, maintenance work according to the plan that imposed for regular maintenance, maintenance work is regularly check if the results according to need to implement is called on-demand maintenance. Sweeping car maintenance method is a comprehensive reflection of maintenance, maintenance example opportunities and maintenance content. Usually can be divided into regular, on-demand and after 3 maintenance method. Regular maintenance is a planned maintenance, refers to every certain time or mileage on the sweeper is held once in accordance with the provisions of the maintenance work content. Maintenance opportunities and content of each sweeping car manufacturers are clearly delineated, as usual in the repair manual available. According to the need of maintenance is also planning a maintenance, refers to the use of diagnosis or detection configuration on a regular basis, sweeping car at diagnosis or inspection, according to check result analysis decisive sweeper can link no hinder the continuous running to the next check cycle, if not, you need to construct to maintain, or continuous running to the next check cycle hold maintenance. After maintenance. Accept the maintenance can enrich life potential components, but only on the quiet, not to hinder traffic after the loss caused by preventive maintenance costs than parts receiving maintenance essentials. Clean operation. Including cleaning sweeping vehicle and trailer surface dirt, cleaning, washing and cleaning truck car, cab, bus body internal and external appearance and various accessories. Check with the fastening operation. Including check the sweep road car assembly and parts appearance; tightness check the threaded connection, need to hold the fastening; change the individual loss or destruction of the bolts, nuts, screws, locking pin and nozzle etc.. Check with the mediation work. Including check the sweeper institutions, instruments and assembly skills, need according to the skill requirements and utilization conditions hold mediation. Electrical work. Including clean, check and mediation electric appliances and instruments, lubricating the activity mechanism, change parts and wire individual has destroyed or not practical; check and maintenance storage battery. Lubrication. Including washing and lubricating engine oil filter, change and lubricating oil, the oil filter to change; driving, driving system using chance firm each lubricating point lubricating oil or grease; change or add brake fluid. Tire operation. Check the tire pressure and contain inflation; check the tyre state and clean the tread block character; held in tires and change, tyre. Loading operations. Including check the tank and the oil amount, on-demand fuel; check the water tank, filling in coolant. The maintenance work is not a classification into a solid, practice according to the specific environment of enterprise scope, maintenance, personnel allocation, the garden at appropriate mediation.