1, exhaust pipe run Lanyan
Failure to take Lanyan phenomenon: the process of engine work, exhaust muffler tail often see light blue smoke, and have the phenomenon of excessive oil consumption. Failure due to: high oil oil surface; cylinder compression pressure below the set value; piston, piston and cylinder barrel gap increases.
2, exhaust black smoke
Phenomenon of black smoke fault: the engine work, exhaust black smoke and acrid smell of gasoline to accelerate the time obvious. Failure due to: the mixture is too thick; spark plugs working poor; ignition late.
3, white fume exhaust
Failure to take the white smoke of the original phenomenon: the engine work, exhaust pipe to take the white smoke. Failure due to: the fuel contains water; cylinder or muffler in water.