1, do not overspeed gasoline engine. In case of emergency, stop at low speed.
2, the oil must be correct, genuine, clean, clean and fresh gasoline.
3, non-professionals may not adjust the carburetor. When it is necessary to adjust, generally tighten the oil needle clockwise and then twist it counterclockwise for 1.5-1.75 weeks.
4, air filter filter should always check, wash with soapy water or replace regularly.
5. Keep the gasoline engine, especially the cylinder fins, clean.
6. When refueling, inspecting, repairing, and maintaining, remove the spark plug cap, do not smoke, and keep away from the open flame.
7. Do not operate indoors. When the machine is working, except for the operator, the unrelated person leaves the machine more than 15 meters.
8. Check the tightness of the bolts in the working part and other parts before and after each use of the machine.
9. With clutch, no gasoline engine may be started until the clutch is exposed, ie the machine is not installed.
10, the other parts of the machine lubrication, according to the need according to the instructions regularly add oil or grease.