1.  Check the oil and oil regularly. If it is found that the oil is not enough, it should be added immediately. If the oil is found to be dirty, the engine oil and oil grid should be replaced immediately.

2. Check the spark plug regularly. If the electrode is dirty, it should be promptly cleaned or replaced. If the electrode is dark, check the air filter.

3. Periodically check the level of the battery fluid. If the fluid level is too low, fill the battery with water immediately.

4. Periodically clean the fuel filter of the oil machine, drain the water and dust from the strainer cup, and clean the strainer and filter cup with gasoline.

5. Regularly clean the air cleaner filter core. During cleaning, the filter core can be immersed in three-fourths of the kerosene, and one-fourth is the mixture of the engine oil. After soaking, it is wiped dry to remove excess oil. It cannot be cleaned and it should be replaced in time.

6. Check if there is looseness in the tightened part of the oil machine, whether there is abnormal vibration and noise, and if there is any leakage of the fuel oil.