The proportion of small excavator in construction machinery has been increasing year by year.However, people's understanding of excavators is not comprehensive enough, especially the maintenance of small excavators by individual owners.The maintenance method of excavator is briefly introduced.

A.Inspection of three oils and one liquid: the inspection of hydraulic oil, engine oil and diesel oil, especially hydraulic oil and engine oil, must conform to the standards stipulated by the manufacturer.The coolant must be saturated and the cooling system checked for leaks.

2.Where grease (butter) is required, it is necessary to ensure that the grease is fully charged.

3.Remove dirt and debris from the track as much as possible.After cleaning, observe the track tension.Add grease correctly according to the standard to ensure the normal use of walking mechanism.

Four.When the bucket tooth and side tooth of the excavator are worn seriously, they should be replaced in time to ensure the normal digging force of the excavator.