Fault Phenomenon: Dynapac F1800C paver blue smoke from exhaust during acceleration, high oil consumption.

Troubleshooting Process:
– Checked turbocharger: turbocharger floating bearings worn, oil leaking.
– Checked piston rings: piston rings worn or broken.
– Checked valve stem seals: valve guide seals aged.
– Checked oil level: overfilled.

Root Cause: The turbocharger floating bearings are worn, allowing oil to leak into the intake air and burn, causing blue smoke.

Required Parts: Repair or replace turbocharger.