Knowledge

Here is a general introduction to the inspection and maintenance of hydraulic excavator before and after startup and preheating in cold climate. 1. Inspection and …

In order to make the hydraulic excavator complete a certain operation efficiently, sometimes several components in the turntable, boom, stick and bucket need to perform …

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 …

Nowadays, with all kinds of questions about wheel excavator models, both demand customers and users are becoming more and more concerned about the details of …

1. Water pump Open the water tank cover and start the engine to make the engine run alternately at high speed and low speed. At …

With the continuous development of the domestic market of excavation machinery, the demand in the field has also undergone earth shaking changes. The wheel excavator …

Since the beginning of the 21st century, wheeled excavators have been coming into people's eyes. For this convenient model that walks on tires, some people …

The hydraulic excavator for coal mine is a special excavator for coal mine. If it wants to work in bad coal mine for a long …

1.Pre start inspection 1). Check the technical condition of each part according to the items and standards specified in the operation manual. 2). Before starting, …

If it cannot rotate in both left and right directions, first check whether the positioning pin of the slewing platform has been pulled out. Pull …