# SDR CALA2024043001271

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 28, 2024
- Submitted: April 30, 2024
- Operation: Air carrier
- Aircraft: [N774UA](https://openairdocs.org/aircraft/N774UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26936
- Aircraft time: 101,770 hours, 19,086 cycles
- Engine: Pwa PW4077
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Smoke
- Location: Both
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2024043001271

## Discrepancy

TOWER REPORTED THICK BLACK SMOKE ON TO OUT OF BOTH ENGINES PERFORMED GV INSPECTION ON AC2474 DUE TO AIR RETURN FOR BLACK SMOKE ON TAKEOFF OPEN NUMBER ONE AND TWO MOTORS AND PRESSURE PANEL NOTHING WAS FOUND RETURNED AIRCRAFT TO SERVICE

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.