What is the reason for the Cater 320D's unilateral walking weakness?

[VanessaDella]

Cater 320D unilateral walking weakness reasons are as follows: Motor overflow valve failure: Excavator travel motor overflow valve failure can cause the excavator to have unilateral walking weakness. Central rotary joint damage: Central rotary joint oil seal damage can cause the excavator to have unilateral walking weakness. Travel motor damage: Check the travel motor to see if there are any internal faults, travel motor damage can also cause the Cater 320A excavator to have unilateral walking weakness. Track walking consistency: Also observe whether the tracks are consistent during walking, if not, it indicates there is a problem with track adjustment.