Traditional Culture Encyclopedia - The 24 Solar Terms - What's wrong with not adding the accelerator to the scooter?
What's wrong with not adding the accelerator to the scooter?
Check and clean the air filter and carburetor, check whether the carburetor is blocked, use carburetor cleaning agent and compressed air of air pump to dredge all spray holes and passages in the carburetor, and check whether the carburetor itself is of poor quality.
Check whether the mixing ratio of carburetor is wrong, whether the oil level and pointer height are abnormal, whether the throttle diaphragm leaks, and whether the throttle is too tight to lift.
Check whether the electronically controlled air door of carburetor is not working properly, and it is not allowed to add rich mixture when the car is cold, or it is still adding rich mixture after the car is hot.
Check all hoses related to engine, carburetor, negative pressure box switch and secondary air intake system for slight air leakage.
Check whether there is any problem with the negative pressure tank switch, such as whether the tank switch, oil pipe and gasoline filter are blocked, whether the oil pipe is pleated and affects the oil output, whether the negative pressure tank switch is damaged, whether the oil flowing out of the oil suction pipe leads to excessive mixed gas and whether the gasoline quality is poor.
Check whether the exhaust pipe is blocked.
Check whether the valve clearance is too small, or whether the valve is not tightly closed due to carbon deposit wear, whether the valve rocker arm and camshaft are worn to cause insufficient intake and exhaust, and whether the cylinder pressure is low.
Check whether the valve timing is wrong, whether the spark plug is defective, whether the high-voltage electricity is cut off, and whether the ignition system components, ignition system and flameout system circuits are faulty.
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