# SDR UIEA2020052701129

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2020
- Submitted: May 27, 2020
- Operation: Air carrier
- Aircraft: [N1373A](https://openairdocs.org/aircraft/N1373A), registered now
- Make and model: Boeing 767-31K
- Registry model: [Boeing 767-31K](https://openairdocs.org/model/boeing-767-31k) (OpenAirDocs)
- Aircraft serial: 27205
- Aircraft time: 101,744 hours, 21,398 cycles
- System (JASC): [4940 · APU Start/Ignition System](https://openairdocs.org/jasc/4940)
- Part: Unknown
- Condition: Malfunctioned
- Location: Apu
- Stage of operation: NR
- 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/UIEA2020052701129

## Discrepancy

APU FAULT EICAS ON FIRST START ATTEMPT. APU STARTED ON 2ND ATTEMPT. PERFORMED APU ECU BITE TEST PER AMM 49-61-05-742-027. TEST OK. OPS TEST NORMAL. APU START WAS NORMAL. NO FAULT MSGS AT THIS TIME.

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