# SDR ASAA2023012141620

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 21, 2023
- Submitted: January 24, 2023
- Operation: Air carrier
- Aircraft: [N933AK](https://openairdocs.org/aircraft/N933AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 44098
- Aircraft time: 3,109 hours, 915 cycles
- Engine: Cfmint LEAP1B21
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Fadec
- Part number: 2474M64P06
- Part serial: LPBM1163
- Condition: Faulted
- Location: #1 Engine
- Part time: 3,109 hours, 915 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023012141620

## Discrepancy

ON TAKEOFF ROLL AT JUST PRIOR TO 80 KTS, THE MASTER CAUTION ILLUMINATED AND WE ABORTED THE TAKEOFF AT AROUND 100 KTS. THE #1 ENGINE ANTI-ICE COWL VALVE LIGHT WAS ON. ON THE ROLLOUT AT LOW SPEED WE NOTICED THE #1 ENGINE HAD FAILED. GROUNDED - YES. REMOVED AND REPLACED FMU REF B737-9 AMM 73-21-04-000/400-801-G00. REMOVED & REPLACED EEC CHANNEL A&B IAW AMM 73-21-05. ALL RELATED INST TESTS GOOD. PWR ASSURANCE TEST ACCOMP IAW AMM 71-00-00. (REF TSR713713 AND TSR713714)

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