# SDR CALA2026070117512

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 21, 2026
- Submitted: July 2, 2026
- Operation: Air carrier
- Aircraft: [N78009](https://openairdocs.org/aircraft/N78009), registered now
- Make and model: Boeing 777224
- Aircraft serial: 29479
- Aircraft time: 127,737 hours, 13,096 cycles
- Engine: Ge GE9090B
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Compressor
- Condition: Stalled
- Location: Rt Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026070117512

## Discrepancy

RIGHT ENG COMPRESSOR STALL AND EGT EXCEEDANCE AT V1 REVIEWED AHM DATA, FOUND EGT DATA PEAKED AT 138.5 FOR 6 SECS. REF AMM 71-00-00-200-814-G00 7.C.(2)(B) TAKEOFF AND MAX CONTINUOUS EGT FIG 603, 1038.5 FOR 6 SECS PUTS US IN AREA B AND DOES NOT REQ IMMEDIATE ENGINE CHANGE. AREA B REQ'S A BSI OF THE HPT. ALSO, REVIEWED AHM DATA FOR PREVIOUS EXCEEDANCES, NONE NOTED.

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