# SDR CALA2023081402494

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2023
- Submitted: August 14, 2023
- Operation: Air carrier
- Aircraft: [N14704](https://openairdocs.org/aircraft/N14704), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28765
- Aircraft time: 78,951 hours, 28,128 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: AD7170110
- Part serial: 156282
- Condition: Discharged
- Location: M1676
- 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/CALA2023081402494

## Discrepancy

EMEGENCY POWER PACK, M1676, FAILS EMERGENCY LIGHTING FUNCTIONAL CHECK. (REF: AAR NR 99977768). REPLACED BATTERY PACK ON M1676 IAW B737 AM 33-51-06-960-805, OPS CHECK GOOD (WORK ACCOMPLIHSED BY V942722 AND AAR QC V911027).

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