# SDR CALA2023021600447

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 15, 2023
- Submitted: February 17, 2023
- Operation: Air carrier
- Aircraft: [N17244](https://openairdocs.org/aircraft/N17244), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 28954
- Aircraft time: 72,360 hours, 26,433 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Part serial: 182974
- Condition: Failed
- Location: M1674
- Stage of operation: IN
- How discovered: O
- Nature of condition: L
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023021600447

## Discrepancy

BATTERY PACK M1674 FAILED CAPACITY CHECK (REF. AAR NR 99963143). REMOVED & INSTALLED NEW BATTERY PACK AT POSITION M1674 IAW B737 AMM 33-51-06-960-805,OPERATIONAL TEST GOOD IAW B737 AMM SUBTASK 33-51-06-710-004 MX ACCOMPLISHED WC 3501746-2000-0040 (NR SN 999 57029)(LP 3809839)(WORK ACCOMPLISHED BY V936334 & AAR QC A-76 V9 20285) SDR #1031321.

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