1. Maintenance and repair should be formulated according to the specific use of a reasonable maintenance system, on schedule, and make records, it is recommended to overhaul once a year, and replace bearings and related wearing parts.

2. Before disassembling the machine, the matching dimensions of Roots blower should be measured, recorded, and marked on the parts to ensure that the original matching requirements are maintained after assembly.

3. Often check the tightening of each part of the three-leaf Roots blower and whether the positioning pin is loose, check that there is no oil leakage inside the body, no scaling, rust and peeling phenomenon.

4. Pay attention to whether the lubrication and heat dissipation are normal, pay attention to the quality of lubricating oil, often listen to whether the blower is running noisily, pay attention to whether the unit is running under conditions that do not meet the requirements, and pay attention to adding butter regularly.

5. The overload of the three-leaf roots blower is sometimes not immediately displayed, so pay attention to the increasing trend of inlet and exhaust pressure, bearing temperature and motor current to determine whether the machine is running normally.

6. The fuel tank of the new machine or the overhauled three-leaf Roots blower should be cleaned and put into operation according to the use steps. It is recommended to replace all the lubricating oil after 8 hours of operation.

The safe operation and service life of Roots blower are influenced by many human factors. If it is maintained and paid attention to, it can effectively improve the service life and failure rate.