# SDR UIEA2019102965795

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 25, 2019
- Submitted: October 29, 2019
- Operation: Air carrier
- Aircraft: [N1489A](https://openairdocs.org/aircraft/N1489A), registered now
- Make and model: Boeing 767-31K
- Registry model: [Boeing 767-31K](https://openairdocs.org/model/boeing-767-31k) (OpenAirDocs)
- Aircraft serial: 27206
- Aircraft time: 105,785 hours, 20,711 cycles
- System (JASC): [2400 · Electrical Power System](https://openairdocs.org/jasc/2400)
- Part: Unknown
- Condition: Malfunctioned
- Location: Lt Ac Buss
- Stage of operation: TX
- How discovered: O
- Nature of condition: H
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2019102965795

## Discrepancy

UPON LEFT ENGINE SHUTDOWN DURING TAXI IN, LOST L AC BUS, DIDN'T TRANSFER.(<P>AFTER TURNING A/C DARK, TRANSFERRED POWER FROM GPU TO APU AND APU TO GPU, COULD NOT DUPLICATE FAULT PER AMM 24-51-00. </P><P>LP 1097272 - M7: PER MCC REQUEST, RAN ENGINE IAW AMM 71-00-00 TO PERFORM POWER DISTRIBUTION CHECK PER AMM 24-51-00, OPS CHECK NORMAL AT THIS TIME.</P>)

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