# SDR 9619776623

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N623US
- Make and model: Boeing 747251B
- Aircraft serial: 21705
- Engine: Pwa JT9D7Q
- System (JASC): [7530 · Compressor Bleed Control](https://openairdocs.org/jasc/7530)
- Part: Evbc
- Condition: Malfunctioned
- Location: Nr 1 Engine
- Stage of operation: DE
- Nature of condition: R
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9619776623

## Discrepancy

EN ROUTE, THE NR 1 ENGINE EXPERIENCED TOP OF DESCENT COMPRESSOR STALL AND FLAME-OUT.  CREW FOLLOWED COM PROCEDURE, RESTARTED ENGINE AT FL290, AND CONTINUED FLIGHT TO KIX WITHOUT FURTHER INCIDENT.  MAINTENANCE REPLACED EVBC AND TRIMMED ENGINE.

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