# SDR FDEA201709062462

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 2017
- Submitted: September 12, 2017
- Operation: Air carrier
- Aircraft: [N589FE](https://openairdocs.org/aircraft/N589FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48491
- Aircraft time: 79,470 hours, 17,036 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 6044115
- Part serial: 0087
- Condition: Failed
- Location: Cabin
- Stage of operation: UK
- 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/FDEA201709062462

## Discrepancy

DURING CA'S PREFLIGHT CHECKS RECEIVED "EMER LT BATT  1 LO" LVL1 ALERT. REMOVED AND REPLACED EMERG POWER SUPPLY REF 33-51-01-4.

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