General reversing valve is composed of three parts: valve, cover and valve sleeve. When replacing the reversing valve, first remove the reversing valve cover，then remove the valveand valve sleeve，Af···

When the hammer is in use, the insufficient nitrogen will affect the hammer's impact.Today we will explain the measurement of nitrogen:When checking whether nitrogen is sufficient, we need to unsc···

In order to ensure the accuracy of measurement, we usually use vernier calipers.The accumulator specification is usually confirmed by several dimensions, which need to be measured as follows:1) The le···

1）The outer diameter of the Diphram (the straight line distance from the outer edge to the outer edge when the product is in production and placed)2）Height of the Diphram (height of the top and bott···

This paper mainly describes the installation direction of oil seal with groove:If the oil seal groove, also known as the groove for the lip. When the installation needs to pay attention to prevent wha···