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Hydraulic Crawler Excavators Hydraulic System Cleaning and Maintenance Operation Methods

December 15, 2023
Hydraulic oil and filters were changed regularly
Regularly draining the water and sediment in the Heavy Excavators tank is very important to remove impurities in the oil, but it is also very important to regularly replace the hydraulic oil in the entire hydraulic system. This is to completely remove system impurities and oxidized hydraulic oil and A reliable method to remove other harmful impurities, and then re-add clean hydraulic oil to the hydraulic system. Please drain the dirt from the hydraulic oil tank storage tank every 300 working hours.

Good hydraulic oil contains a variety of additives that can prevent the oil from deteriorating. But these additives lose their effectiveness after a while. Therefore, the oil should be changed regularly to ensure that the additives are functioning properly.

The filter can only absorb a limited number of dirt particles and other impurities from the oil. For Crawler Excavators, please replace the hydraulic tank return filter every 1001 working hours, and clean the suction port of the hydraulic tank when changing the hydraulic oil. filter to keep the system clean.

When replacing the hydraulic oil filter, please check whether there are metal particles or debris at the bottom of the Large Excavators filter. If there are copper or iron shavings, it indicates that the Hydraulic Main Pump and Hydraulic Piston Motor or valve may have been damaged or It is about to be damaged. If there is rubber, it means that the Floating Seal Group Parts of the hydraulic cylinder are damaged.
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