# SDR SWAA992075

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N93SW
- Make and model: Boeing 737-2H4
- Registry model: [Boeing 737-2H4](https://openairdocs.org/model/boeing-737-2h4) (OpenAirDocs)
- Aircraft serial: 22965
- Engine: Pwa JT8D9A
- System (JASC): [7312 · Fuel Heater](https://openairdocs.org/jasc/7312)
- Part: Duct
- Part number: 577957
- Condition: Cracked
- Location: Nr 1 Engine
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA992075

## Discrepancy

AIR TURNBACK, NR 1 ENG OVERHEAT LIGHT ILLUMINATED.  FOUND NR 1 ENG UPPER FUEL HEAT DUCT CRACKED.  REMOVED AND REPLACED DUCT 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.