# SDR CALA2023122203712

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 21, 2023
- Submitted: December 22, 2023
- Operation: Air carrier
- Aircraft: [N57016](https://openairdocs.org/aircraft/N57016), registered now
- Make and model: Boeing 777224
- Aircraft serial: 28679
- Aircraft time: 109,907 hours, 11,175 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: UNKNOWN
- Condition: No Test
- 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/CALA2023122203712

## Discrepancy

B777-33-3-7019   DR R4 M33409 EMER LIGHT BATTERY CHARGER TEST FAIL. TRANSFER REF.NON-ROUTINE HX NRC WO.2630397. DR R4 M33409 EMER LIGHT BATTERY CHARGER REPLACED AND TESTED NORMAL AS PER AMM 33-51-06.

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