# SDR 2003UALA00610

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 3, 2003
- Submitted: August 19, 2003
- Operation: Air carrier
- Aircraft: [N659UA](https://openairdocs.org/aircraft/N659UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 27114
- Aircraft time: 46,225 hours, 7,611 cycles
- Engine: Pwa PW4060
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Compressor
- Condition: Stalled
- Location: Nr 1 Engine
- Stage of operation: TO
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2003UALA00610

## Discrepancy

ABORTED TAKEOFF DUE TO NR 1 ENGINE COMPRESSOR STALL.  AIRCRAFT SURGED ON TAKE OFF AT EPR ABOVE 1.25. SURGE CHECKS FOUND NO DISCREPANCY. EVENT CLASSIFIED AS A GROUP 3 SURGE DUE TO TIP CLEARANCES IN THE HPC.

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