Faq
Check whether the carburetor, air filter, igniter and spark plug are normal.
Check whether the oil circuit and carburetor are not supplied with oil.
Check if the oil circuit unidirectional pilot, carburetor, igniter and spark plug are normal.
Check whether the rectifier, diode, carbon brush, electric ball, transfer switch are in good condition or the line connection is bad.
Check whether the AC voltage of the flywheel excitation coil is 16-18V; then check whether the rectifier AC voltage 16V converted DC voltage 18V is normal.
Check whether the AC voltage and DC voltage are normal, and whether the rectifier diode speed is 3600 rpm.
Check whether the oil is enough, check whether the unidirectional pilot is normal, and check whether the igniter is open.
Check whether the carbon brush is in good contact, and then check whether the AVR (voltage regulator) is broken or the motor is broken.
Check whether the valve clearance is adjusted or the cam is damaged.
Check whether the oil circuit, igniter, spark plug and carburetor are not supplied with oil.