# SDR CALA2022072901907

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2022
- Submitted: August 16, 2022
- Operation: Air carrier
- Aircraft: [N78002](https://openairdocs.org/aircraft/N78002), registered now
- Make and model: Boeing 777
- Aircraft serial: 27578
- Aircraft time: 108,374 hours, 11,326 cycles
- System (JASC): [7100 · Powerplant System](https://openairdocs.org/jasc/7100)
- Part: None
- Part number: NA
- Condition: None
- Location: Eng #2
- Stage of operation: TO
- How discovered: O
- Nature of condition: O
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2022072901907

## Discrepancy

*THIS IS A SUPPLEMENTAL REPORT FOR THE SAME CONTROL NUMBER SUBMITTED ON 7/29/22.* ENG L OVER EGT ON T/O ROLL. TAKEOFF REJECTED. FOUND MULTIPLE HPT STAGE 1 BLADES WITH RADIAL TIP CRACKS LONGER THAN 0.500 INCHES. REMOVED AND REPLACED ENGINE #1.  OPS CHECKS AND LEAKS CHK GOOD. NO OTHER DEFECTS NOTED AT THIS TIME.

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