Fault Phenomenon: Vogele 2100-3i paver high resistance on left track while driving, idler not turning.

Troubleshooting Process:
– Checked bearing: idler bearing burnt and seized.
– Checked seal: seal failed, mud ingress.
– Checked lubrication: lack of grease.
– Checked structure: wheel deformed.

Root Cause: The internal bearing of the track idler failed due to seal failure, allowing mud to enter, causing lubrication failure and bearing burnout.

Required Parts: Replace track idler assembly.