# SDR CALA2024093002518

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2024
- Submitted: September 30, 2024
- Operation: Air carrier
- Aircraft: [N228UA](https://openairdocs.org/aircraft/N228UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30556
- Aircraft time: 87,039 hours, 10,303 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/CALA2024093002518

## Discrepancy

DR L2 M33096 OVERDOOR EXIT SIGN CHECK FAIL. WORK TRANSFER NON ROUTINE WO.3689127 AND . DR L2 M33096 OVERDOOR EXIT SIGN EMER BATT PACK REPLACED AND INSTALLATION TEST CARRIED OUT WITH RESULT AS PER AMM 33-51-00.

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