# SDR UIEA2020061001272

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 9, 2020
- Submitted: June 11, 2020
- Operation: Air carrier
- Aircraft: [N1499A](https://openairdocs.org/aircraft/N1499A), registered now
- Make and model: Boeing 767328
- Aircraft serial: 27428
- Aircraft time: 80,456 hours, 17,835 cycles
- System (JASC): [4950 · APU Bleed Air System](https://openairdocs.org/jasc/4950)
- Part: Ecu
- Part number: 211734219
- Part serial: 24402
- Condition: Failed
- Location: Apu
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2020061001272

## Discrepancy

APU DUCT PRESSURE SURGING EXCESSIVELY.  REMOVED AND REPLACED APU ECU, IAW AMM / 49-61-05, OPS CHECKED GOOD.

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