# SDR CALA2024042201171

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 2024
- Submitted: April 22, 2024
- Operation: Air carrier
- Aircraft: [N785UA](https://openairdocs.org/aircraft/N785UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26954
- Aircraft time: 108,517 hours, 14,291 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71702001
- 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/CALA2024042201171

## Discrepancy

EMERGENCY LIGHTING BATTERY PACK (M33097) FOUND CAPACITY CHECK FAIL. EMERGENCY LIGHTING BATTERY PACK (M33097) REPLACED AS PER AMM 33-51-06 AND OPERATION TEST CARRIED OUT RESULT WITH NORMAL AS PER AMM 33-51-06.

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