Block machine production and processing provides the convenience for us, we all know that hydraulic cement block machine working environment dust is bigger, the dust into the equipment, will accelerate the abrasion of equipment, especially the hydraulic system, so we need to regular cleaning and replacement of hydraulic oil in the hydraulic system. Many customers will ask how long does it take to change the hydraulic oil of the cement pad machine? Generally, we stipulate that we should replace it in about three months, but if the hydraulic oil pollution is serious, we need to replace it in time. What do you need to pay attention to the replacement of hydraulic oil for automatic pad block machine? Here is the manufacturer's introduction. We want to change the hydraulic oil, we should choose the quality of the hydraulic oil, the regular manufacturer, the instruction and the quality license, etc. 2. After the original hydraulic oil is cleaned, we should clean the tank. 3. Before replacing, make sure all the original parts of the hydraulic system are installed and then add new hydraulic oil. 4. Turn the pump shaft manually under the correct rotation direction and fill the hydraulic system with hydraulic oil. After looking at the notice of replacing the hydraulic oil mentioned above, we can operate correctly in the future operation, so that the machine can't work properly because of improper operation. Need to know more about fully automatic block machine knowledge, can pay more attention to our website.