Analysis of Causes of Garbage Engine Black Smoke: Under normal circumstances, when the garbage truck engine is working, the fumes emitted from the exhaust pipe should be colorless and transparent gases. However, sometimes Hu appears to have black smoke in the exhaust pipe; usually this condition is due to the frequent changes in working conditions and environmental conditions with the vehicle conditions, resulting in changes in smoke color, so the engine will fail smoke color will follow change. Exhaust pipe black smoke, indicating that the mixture is too concentrated and incomplete combustion. Usually the following conditions will cause this to happen: 1, too late for oil; 2, excessive oil supply or poor atomization of fuel injection; 3, the engine is overloaded. 5, cylinder pressure is insufficient; 6, too late to supply oil; 6, excessive fuel supply or poor atomization of fuel injection; 7. The engine is overloaded. If black smoke occurs, you need to do the following to eliminate the above conditions: 1. Check whether the choke valve is fully opened, and if necessary, perform high-speed maintenance; 2, after the flameout from the carburetor mouth to see the main nozzle, if there is oil injection or drip, then the oil in the float chamber is too high, should be adjusted to the prescribed range, tighten or replace the main amount of hole; 3, check the air filter is blocked, the air filter should be often cleaned, dredged or replaced. Of course, the engine black smoke, in addition to the above factors, there are other factors, such as supercharger oil return pipe poor, brake system failure sensor failure and other factors, can also cause the engine black smoke phenomenon. In addition, Xiao Bian recommended the majority of owners, we must choose a quality, quality guaranteed oil, to ensure the safety of the car. Oil Seal ,Oil Seal, Seal Ring,Mechanical Seal Piston Seals, Oil Seal Co., Ltd. , http://www.nbsealrings.com
4, air filter or intake line blocked;