# SDR NACA2022120300001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 3, 2022
- Submitted: December 8, 2022
- Operation: Air carrier
- Aircraft: [N351CM](https://openairdocs.org/aircraft/N351CM), registered now
- Make and model: Boeing 767323
- Aircraft serial: 25201
- Aircraft time: 107,931 hours, 19,863 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Ecu
- Condition: Faulted
- Location: Apu
- Stage of operation: TX
- 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/NACA2022120300001

## Discrepancy

DURING PREFLIGHT CHECK APU FAILED TO START, TWO ATTEMPTS. ACCOMPLISHED FIM 49-11 FAULT TREE 958, CLEARED ECU FAULTS. APU OPS CHECKED GOOD PER AMM 49-11-00

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