# SDR UIEA2021091602028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 2021
- Submitted: September 17, 2021
- Operation: Air carrier
- Aircraft: [N1181A](https://openairdocs.org/aircraft/N1181A), registered now
- Make and model: Boeing 767-3Y0
- Registry model: [Boeing 767-3Y0](https://openairdocs.org/model/boeing-767-3y0) (OpenAirDocs)
- Aircraft serial: 26206
- Aircraft time: 22,963 cycles
- Engine: Ge CF680C2B7F
- System (JASC): [7100 · Powerplant System](https://openairdocs.org/jasc/7100)
- Part: Engine
- Condition: Warning Message
- Stage of operation: TX
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2021091602028

## Discrepancy

UPON SHUTTING DOWN LEFT ENGINE L AC BUS MESSAGE DISPLAYED REMAINED ILLUMINATED UNTIL EXT POWER SELECTED.(<P>PERFORMED FIM TASK 24-32 FT803 BLOCKS 1 AND 2 FOLLOWED BY ENGINE RUN IAW AMM 71-00-00. OPS NORMAL AT THIS TIME. NO FURTHER DEFECTS NOTED. NUSSIANCE FAULT DUE TO IMPROPER ENGINE SHUTDOWN WITHOUT EXT POWER ON OR APU POWER ON.</P>)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.