1, the air filtration system is checked first. Theoretically, clean or replace the air filter every three thousand kilometers. Air filtration not only affects fuel consumption, but also affects strength and engine durability.
2. The clutch plate of the scooter is faulty. For the scooter, the clutch plate is also a wearing part, and the damage of the scooter in the cottage will be aggravated. The pedal is driven entirely by the clutch plate, and the damage of the clutch plate is first of all low-speed jumping, which affects the strength and increases fuel consumption.
3. The carburetor is aging. Due to the poor quality of carburetor of cheap scooter itself, coupled with the quality of gasoline, the aging damage of carburetor is accelerated. The damage of carburetor directly leads to insufficient combustion of gasoline and increases fuel consumption.
4. Combination of casing. The reciprocating motion of piston ring, piston and cylinder will inevitably lead to wear. Inferior shell combinations will wear out faster. After the casing combination is worn, it is possible that engine oil and gasoline cross each other, which will aggravate the loss of gasoline.
5. Other reasons. Such as tire pressure, spark plugs and so on.