# SDR 2001FA0000536

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 2001
- Submitted: October 17, 2001
- Operation: General aviation
- Aircraft: [N17SP](https://openairdocs.org/aircraft/N17SP), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53444
- Engine: Allsn 250C47B
- System (JASC): [7412 · Exciter](https://openairdocs.org/jasc/7412)
- Part: Exciter
- Part number: 23064130
- Part serial: BB3097
- Condition: Failed
- Location: Engine
- Part time: 245 hours
- Stage of operation: TO
- How discovered: C
- Nature of condition: S
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2001FA0000536

## Discrepancy

ENGINE FAILED TO START. IGNITORS WERE NOT HEARD AS NORMALLY HEARD. IGNITOR WAS REPLACED WITH NEGATIVE RESULTS. IGNITION EXCITOR REPLACED WITH NEW,  RESOLVING DESCREPANCY.

---
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.