An excavator track usually comes off because the track tension is incorrect, the front idler or track rollers are worn or misaligned, debris is trapped in the undercarriage, or the track chain and sprocket no longer work together properly. The best way to identify the cause is to stop the machine, inspect the entire track system, and check tension, alignment, wear, and damaged components before re...
Uneven wear on excavator track rollers usually indicates that the undercarriage is not distributing load evenly or that some components are operating under different conditions. Common causes include incorrect track tension, worn or misaligned track components, uneven ground contact, repeated turning in one direction, abrasive materials, and differences in roller condition. The key to diagnosing u...
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