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An article explains the 'change' and 'unchange' of electric excavator maintenance

  • 2025.09.29

  • Trinity Heavy Machinery

Under the trend of electrification of construction machinery, electric excavators are being chosen by more and more users because of their advantages such as energy saving, low noise, and zero emissions. Compared with the familiar diesel excavator, what are the similarities and differences in its maintenance? One article will make it clear for you!


The difference

· The motor and electronic control system of the electric excavator are maintenance-free, worry-free and labor-saving;

· For safety reasons, it is recommended to check whether the cable of the electric excavator is damaged once a week and repair it in time.

Similarities

· The maintenance of structural parts such as working devices and slewing supports is the same as that of diesel excavators, and butter needs to be supplemented according to the use time and working conditions.

· The maintenance of the hydraulic system is the same as that of diesel excavators, including hydraulic oil, pilot filter, oil suction filter, oil return filter, breathing valve filter, etc.;

· The maintenance of the air conditioning system is the same as that of diesel excavators, including internal circulation filter element, external circulation filter element, coolant, etc.; The maintenance of the cooling system is the same as that of diesel excavators, and the coolant is replaced;

Precautions for daily use

· For display prompt maintenance, please contact Sany local service engineers to place a service order through the display, or through the Sany E-Weixun APP;

· The service maintenance of the tractor product shall be jointly borne by Sany service engineers and product users; As the first responsible person, the product user should be equipped with professionally qualified electrical operators (qualified electricians, etc.).


excavatorCare Guide