# SDR CALA2022082602175

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 26, 2022
- Submitted: August 26, 2022
- Operation: Air carrier
- Aircraft: [N775UA](https://openairdocs.org/aircraft/N775UA), registered now
- Make and model: Boeing 777
- Aircraft serial: 26947
- Aircraft time: 97,397 hours, 17,058 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: None
- Part number: NA
- Condition: None
- Location: Dr R3
- 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/CALA2022082602175

## Discrepancy

B777-33-3-7019 DR R3 EMER PWR SUPPLY M33404 BATTERY CAPACITY CHECK FAIL - TRANSFER REFER NON-ROUTINE WO.933072 AND ORIGINATED BY V898181 DR R3 M33404 EMER LIGHT BATTERY REPLACED AND TESTED NORMAL AS PER AMM 33-51-06 WORK ACCOMPLISHED BY MECH V898181 AND INSPECTED BY V896958 IDT INSPECTED OKAY BY HX 209496 ADD EMP:V898173

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