# SDR CALA2023051101457

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2023
- Submitted: May 12, 2023
- Operation: Air carrier
- Aircraft: [N791UA](https://openairdocs.org/aircraft/N791UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26933
- Aircraft time: 100,680 hours, 13,645 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Part serial: 209824
- Condition: Discharged
- Location: Door R4 M33409
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023051101457

## Discrepancy

DURING BATTERY PACK CAPACITY CHECK FND BATTERY PACK LOW CAPACITY ON M33409 REF HAECO NON-ROUTINE NO.9456145 - ORIGINATED BY EMP V905467, SPEC NO.B777-33-3-7019. PERFORMED BY EMP V905467,IDT BY EMP V924356,REPALCED THE BATTERY PACK ON M33409 AND TEST OK AS PER AMM 33-51-06-960-802 REV.97.

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