# SDR HEEA083969

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 2003
- Submitted: January 20, 2003
- Operation: Air carrier
- Aircraft: N2149S
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- Aircraft serial: 36002
- Aircraft time: 14,719 hours
- Engine: Pwa PT6T3B
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Overtemp
- Location: Nr 1
- Part time: 4,684 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA083969

## Discrepancy

COMPRESSOR STALL ON NR 1 ENGINE.  NR 1 N1 ENGINE DROPPED OFF LINE ON SHORT FINAL. MAINTENANCE DETERMINED THROUGH HUMS DATA RETRIEVED THAT THE NR 1 ENGINE ITT HAD EXCEEDANCE 1006 DEGREES FOR 15 SECONDS.  REPLACED ENGINE.

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