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Reason analysis of truck power variation in Baotou North rush heavy truck spare parts maintenance knowledge

Insufficient gas supply and inadequate fuel combustion in the cylinder

The vehicle intake system problems is a major cause of sudden deterioration of vehicle power, we can follow the intake system to find fault investigation, motivated the shortage of air cylinder fuel combustion, which is not sufficient to make the truck power suddenly becomes poor.

First of all, check whether the trachea rupture or loose air at the interface, if the intake pipe leaks, the lack of oxygen in the cylinder of the diesel engine, combustion is not enough, the power will be smaller. Check the location of the leak, if it is loose at the interface, you can manually tighten the interface, if there is a crack, split holes are relatively small, you can use adhesive tape first stick, and then find professional maintenance factory replacement.

Baotou beiben heavy truck parts air filter as the engine of the lung, its role is very important, the air filter in use after a period of time, the filter will be covered with dust in the air filter, decreased ability to impede the flow of air, easily lead to the mixture too thick so that the engine is not working properly, poor dynamic performance. Daily attention should be paid to the cleaning and maintenance of the air filter, and the filter shall be replaced immediately when the filtration effect becomes worse.

Whether it is used more and more diesel or gasoline engine for the supercharger more attention by turbocharger can improve the intake pressure, increase the air intake of the engine, the fuel combustion more fully, so as to enhance the power of the engine. If there is a problem with the supercharger, the engine gas supply will decrease and the power will also decline.

Baotou North rush heavy truck parts turbocharger often in high speed, high temperature work environment, daily use must pay attention to these 3 problems:

1, cold cut can not leave the car.

2, not immediately extinguish after running.

3, oil and filter must be genuine.

The air passes through the turbocharger after compression, high density and high temperature, the pressurized air to keep the stability of temperature and pressure, the need of Baotou beiben heavy truck fittings in the cooler to cool down, in order to reduce the heat load of the motor, increase the air intake and increase engine power.

In daily traffic, due to various factors such as the use of inferior air filter, pipeline rupture and other reasons, so that the internal cooler is very easy to become dirty, blocked, in the figure we can see that in the cold in the long time did not pay attention to maintenance, which accumulated a lot of debris, basically has lost value.

The valve clearance is too small or the seal is poor, the pressure in the cylinder is insufficient and the gas supply is insufficient

The valve is an important part of the engine, responsible for air input and exhaust emission and detection of intake valve clearance is too small, if the intake valve clearance is too small, the shortage of air cylinder engine, fuel is not sufficient, the power becomes small. If the valve seal is not good or the gap is too large, easy to cause pressure relief in the cylinder, the same will lead to vehicle power decline.

Diesel filter clogging fuel injector wear

The diesel filter is an indispensable part of the truck. Its main function is to remove the debris from the diesel to prevent the common rail system, especially the nozzle. Good filtration of the diesel oil filter can effectively reduce the wear, to ensure the stable operation of the engine, to improve the reliability of the engine.

In some parts of the country, the oil quality is poor. When the diesel is used for a long time, the water or impurities in the diesel oil will be damaged and worn if they are not filtered cleanly. The injector damage will cause the engine to speed up instability, speed up inability, or smoke emissions and other failures, affecting the normal operation of the vehicle.

The editor:

Vehicle in motion suddenly becomes worse for many reasons, mainly from the two aspects above the vehicle gas path and the oil path to the daily running card if encountered such a problem, you can start with these two aspects of the investigation, subsequent to the professional repair inspection and maintenance. In order to ensure the normal operation of the engine running on the heavy truck parts of Baotou north, it is necessary to ensure a clean intake system.