Knowledge

Excavator is a multi-purpose earthwork construction machinery, which is mainly used for earthwork excavator and loading operation. It can also carry out land leveling, slope …

1. Oil pipe Due to the high working pressure of the system, seamless steel pipe and high-pressure rubber pipe are selected in the pipeline without …

1. Overflow valve The basic function of the overflow valve is to limit the maximum pressure of the system, prevent the system from overload or …

According to the power source driving the main distribution valve, the basic types of operation control system of hydraulic excavator can be divided into mechanical …

The so-called cylinder rod crawling is that after the excavator shuts down the engine, the cylinder rod will produce a certain displacement under this static …

The operation control system shall be centrally arranged in the cab and meet the requirements of ergonomics. During operation, the start and stop shall be …

When the excavator works under bad conditions, we should pay more attention to daily maintenance in order to keep the excavator in good working condition. …

When the excavator is working, the water temperature can reach 98 ℃, the hydraulic oil temperature can reach 85 ℃, and the temperature of diesel …

The outer filter element of the air filter shall be cleaned every 100h or when it is blocked. After cleaning for 5 times or replacing …

1. Fault phenomenon A truck crane equipped with WD615.92E diesel engine often has automatic flameout fault. The main performance is that the diesel engine can …