# SDR IPXA2022061383053

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 13, 2022
- Submitted: June 21, 2022
- Operation: Air carrier
- Aircraft: [N291UP](https://openairdocs.org/aircraft/N291UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48477
- Aircraft time: 78,460 hours, 13,912 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Discharged
- Location: Emergency Lights
- Stage of operation: TX
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2022061383053

## Discrepancy

**EMER LT 1 LOW LVL1 ALERT DISPLAYED DURING EMERGENCY LT TEST. DEFERRED EMERGENCY LIGHTING SYSTEM PER MEL33-50-4 C/W DMP. CONT#783490 ASSIGNED. INSTALLED PLACARD.REPLACED EMERGENCY LIGHT BATTERY IAW AMM 33-51-00. OPS CHECK OK.  THIS CLEARS M783490

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