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Due to the high frequency of use of excavators, most of the excavators often encounter such fault phenomena as abnormal rotation sound, rotation jamming, slow and weak movement during construction....
When the equipment is abnormal, sometimes the corresponding codes will be displayed in the middle of the lower part of the display, and each code has its own specific meaning. Therefore, you can an...
The running deviation of excavator often occurs in the old machine, poor working environment, large potholes and slopes, etc. Excavator model: Hitachi zx870h-3 excavator Causes of Hitachi excavator...
What are the reasons why Kato excavator can not walk in a straight line? The problem of walking fault can be regarded as the most distressed public enemy of the old driver, because there is a probl...
The summer solstice, which means the hottest day of the year is coming! The outdoor ambient temperature is often 30 ~ 40 degrees, which is a severe test for the motor, electric control, battery and...
1. reasons for improvement The hydraulic circuit of the gantry of a 14T forklift is controlled by four reversing valves, of which two reversing valves control the action of the gantry, one reversin...
① The hydraulic pumps of Hitachi excavators are mostly variable piston pumps. After working for a certain time, the internal parts of the pump will inevitably be worn, resulting in internal leakage...
The engine speed of Kato hd512 excavator is slow Choke analysis: 1. If the engine speed is slow, check that the engine speed sensor is on the flywheel housing. The measured voltage should be betwee...
Fault description: when the excavator is started, it is found that there is no rotation action, but other actions are normal. When the operating handle is placed in the rotary position, the control...
Possible causes of excavator weakness: 1. The air vent of the fuel tank cover is blocked, the diesel filter is blocked, the fuel tank switch is not fully opened, and there is air or moisture in the...
