1. The normal range of vacuum suction degree. Under normal circumstances, the vacuum suction degree of the truck generator is within the normal range specified by the manufacturer. Specific values vary between different models and brands. You can refer to the generator's user manual or consult the relevant professional mechanic or manufacturer for the specific values.
2. Engine operating status. The degree of vacuum suction is one of the important indicators of the working condition of the engine. It is related to the normal operation of the engine, including fuel supply, ignition system, cylinder compression. etc. Therefore, the vacuum suction of the truck generator is normal, reflecting the proper operation of the engine system.
Know what maintenance items have been performed on your car and when. If it has been a long time, it is recommended to try it dans a professional repair shop, then clean it and use a computer to check. If there is no problem, try again. Check whether the throttle angle is appropriate and whether there are carbon deposits. You can use a computer to detect this and clean the carbon deposits in the combustion chamber and on top. the piston. If there is no problem, clean the fuel injector. Otherwise, lower quality gasoline was added. Some Sinopec gas stations may be unreliable. Replace the fuel filter element. The next step is to check the fuel pump fuel sensor, as well as cleanliness and moisture issues. The fuel pump may stop working intermittently, but the possibility is very small and it is not easy to check afterwards. the filter is dirty and part of the mesh is damaged. If it is obstructed, the fault must be eliminatedined after thorough cleaning.