What safety technical items should be checked before the tractor is delivered? (1)The engine has good starting performance, stable idle speed, smooth acceleration, no abnormal noise, no oil leakage, w...
What are the requirements for tractor starting operation (1)After the engine is started, it should idle at medium speed, preheat the engine first, check the operation and instrument readings, and star...
What should be paid attention to when the tractor changes speed? (1)When shifting, the clutch pedal should be pressed to the bottom, so that the clutch can be completely separated before shifting, so ...
Causes and maintenance of engine failure to start The reason why the engine cannot start is as follows: 1.The low pressure oil circuit is blocked, the pipeline is loose and leaks oil, the high p...
Causes of diesel engine starting difficulty From the working principle of the engine, it can be seen that the fuel system should regularly and quantitatively inject fuel into the cylinder, and ensure ...
What is the bearing and its structural classification Bearing is an important part of modern mechanical equipment. Its main function is to support the mechanical rotating body, reduce the frict...
Bearing action Its function should be support, which is literally used to support the axis, but this is only part of its function. The essence of support is to bear radial load. It can also be underst...
Classification of clutch Clutches are divided into electromagnetic clutch, magnetic particle clutch, friction clutch and hydraulic clutch: Electromagnetic clutch The clutch engagement and disen...
Excavator structure Common excavator structures include power device, working device, rotary mechanism, control mechanism, transmission mechanism, traveling mechanism and auxiliary facilities. The tra...
Difference between scraper, loader, bulldozer and excavator Loaders usually appear in seaports and logistics centers and are mainly used for loading and unloading containers. The grader is used to sho...
