# SDR FDEA202010032404

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 2020
- Submitted: October 5, 2020
- Operation: Air carrier
- Aircraft: [N599FE](https://openairdocs.org/aircraft/N599FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48598
- Aircraft time: 84,619 hours, 17,719 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 6044115
- Part serial: 1172
- Condition: Failed
- Location: Emergency Lights
- 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/FDEA202010032404

## Discrepancy

DURING PREFLIGHT TEST OF EMERGENCY LIGHT SYSTEM GOT LEVEL 1 "EMER LT BAT 1 LO" ALERT.  REMOVED & REPLACED EMERGENCY LIGHTING BATTERY/POWER  SUPPLY, PER AMM 33-51-01-4.  SDR INFO: GRIMES, RECHARGEABLE BAT POWER SUPPLY P/N 60-4411-5, S/N 1172.

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