# SDR SWAA041779

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 23, 2004
- Submitted: June 28, 2004
- Operation: Air carrier
- Aircraft: N346SW
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 24153
- Aircraft time: 50,760 hours, 47,115 cycles
- Engine: Ge CFM56*
- Engine time: 38,998 hours, 35,035 cycles
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Turbine
- Part number: CFM533
- Part serial: 856245
- Condition: Failed
- Location: Nr 1 Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA041779

## Discrepancy

IN FLIGHT SHUTDOWN / AIR TURNBACK, DURING CLIMB NR 1 ENGINE MADE A LOUD BANG.  EGT INDICATION INCREASED TO 1060 DEGS.  REMOVED AND REPLACED NR 1 ENG PER MM.

---
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.