# SDR CALA2023111403337

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 8, 2023
- Submitted: November 14, 2023
- Operation: Air carrier
- Aircraft: [N777UA](https://openairdocs.org/aircraft/N777UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26916
- Aircraft time: 104,383 hours, 18,889 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: Discharged
- 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/CALA2023111403337

## Discrepancy

FOUND CABIN L3 DOOR AREA EMERGENCY POWER SUPPLY BATTERY (M33406) LOW CAPACITY REF HAECO NR NO.9466165.  REPLACED DOOR L3 AREA EMERGENCY POWER SUPPLY BATTERY (M33406) AND TEST FOUND NORM AL AS PER AMM 33-51-06-960-802 REV.99.

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