Fault Phenomenon: Palazzani M20J articulating boom aerial work platform when pushing, one wheel does not turn, drags and wears.

Troubleshooting Process:
– Checked bearing: bearing seized.
– Checked for foreign objects: debris entangled.
– Checked wheel: wheel deformed.
– Checked axle: axle bent.

Root Cause: The wheel bearing is seized due to lack of lubrication or debris is entangled.

Required Parts: Wheel bearing or debris removal.