# SDR CALA2024082202255

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2024
- Submitted: August 22, 2024
- Operation: Air carrier
- Aircraft: [N225UA](https://openairdocs.org/aircraft/N225UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30554
- Aircraft time: 86,339 hours, 10,176 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: Discharged
- Location: Zone 200
- 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/CALA2024082202255

## Discrepancy

FOUND EMERGENCY LIGHT BATTERY PACK LOW CAPACITY AT L4 DOOR AREA.  TEST FOUND M33407 BATTERY PACK LOW CAPA CITY REPLACED M33407 BATTERY PACK AND NEW BATTERY PACK INSTALLAT ION TEST FOUND NORMAL AS PER WDM 33-51-71 REV.90 AMM 33-51-06-96 0-802 REV.101.

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