One, fuel supply system
The pressure of the gas source is low, and the pressure regulating valve can be checked. The air-fuel ratio is not suitable.
The calorific value of fuel is low, the gas treatment is not enough, and the water content is too large.
The flame retardants in gas are too large, such as carbon dioxide, etc.
The setting of the speed controller fuel setting potentiometer is too small.
Two ignition system
The spark plug is damp and aging, and the high voltage ignition line is damaged.
The high voltage ignition coil is damaged, the magneto or ignition box voltage is low, and the ignition pulse is weak.
The solutions are as follows:
1. Check the charge of the battery
2. Check and fasten the wire and plug of the battery.
3, check the operation of the intermediate relay is normal.
4. Overhaul the starter.
5, drain the air in the fuel system, dredge the pipeline to make the fuel unblocked and overhaul the oil pump, and clean the initial filter of the fuel oil.
6, change the button, check the start circuit.
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