# SDR 2008UALA02481

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 28, 2008
- Submitted: April 30, 2008
- Operation: Air carrier
- Aircraft: [N216UA](https://openairdocs.org/aircraft/N216UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30549
- Aircraft time: 31,111 hours, 4,156 cycles
- Engine: Pwa PW4090
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: IN
- 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/2008UALA02481

## Discrepancy

CEILING AND EMERGENCY LIGHTS AT PED NR 1 LT FAILED TIME TEST. REPLACED POWER SUPPLY AT DOOR 1L AND CHARGED BATTERY PACK, OPS CHECK GOOD PER MM 33-51-00 PG 209.AC OK FOR SERVICE.

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