# SDR UIEA2019062604586

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 4, 2019
- Submitted: July 8, 2019
- Operation: Air carrier
- Aircraft: [N429MC](https://openairdocs.org/aircraft/N429MC), registered now
- Make and model: Boeing 747481
- Aircraft serial: 24833
- Aircraft time: 102,877 hours, 15,128 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 900835A
- Part serial: 75598
- Condition: Failed
- Location: Cabin
- Stage of operation: NR
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2019062604586

## Discrepancy

UPPER DECK L/H DOOR EMERGENCY LIGHT BATTERY CAP TEST FAILED.(<P>EMERGENCY LIGHT POWER SUPPLY BATTERY REPLACED AS PER AMM 33-51-04.</P>)

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