MACHINE MAINTENANCE
1.Engine maintenance
⒉. Air filter: Clean the air filter sponge once every 20 hours of operation.
3.50 When working, open the engine hood to remove dust from the cylinder and other parts.
4. Spark plug: Remove and clean the carbon deposit when 200 is working, and replace it if necessary.
5. Muffler: Remove the 200 when working and clean the carbon deposits at the cylinder joint. Be careful not to let carbon deposits and other debris fall into the cylinder.

6. It is not necessary to drain the fuel in the oil bubble of the carburetor pump if it is not used for a long time.
clutch. When 200 is working, open the connecting plate, check the clutch wear, and determine whether it needs to be replaced based on the usage.
7. Maintenance of brush head gear box
8. Gear box. 50 Add grease once during operation
9. Check whether the screws in various parts of the drive shaft are loose. 100 Apply grease once during operation (the spline teeth at both ends are especially important)