# SDR 97UAL900489

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 19, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N7270U
- Make and model: Boeing 727222
- Aircraft serial: 21417
- Engine: Pwa JT8D15
- System (JASC): [7260 · Turbine Engine Accessory Drive](https://openairdocs.org/jasc/7260)
- Part: Coupling
- Part number: RD3011
- Condition: Failed
- Location: Nr 3  Engine
- Stage of operation: TX
- Nature of condition: O
- Precautionary procedure: D, O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97UAL900489

## Discrepancy

RETURNED TO GATE, NR 3 ENGINE WOULD NOT START.  *S/D*  STARTER COUPLING FAILED.  REPLACED STARTER COUPLING SHAFT PER MM 72-60-10.

---
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.