# SDR CALA2020022400464

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 18, 2020
- Submitted: February 24, 2020
- Operation: Air carrier
- Aircraft: [N23708](https://openairdocs.org/aircraft/N23708), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28769
- Aircraft time: 69,713 hours, 24,645 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: Inoperative
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2020022400464

## Discrepancy

L 2 OVERHEAD LIGHT INOP -SPT- 6482785 TROUBLESHOOT AND FOUND BATTERY PACK M1672 INOP. IAW B737-800 WDM  33-51-14. REMOVED AND REPLACED BATTERY PACK AT STA 952 WL 290 RBL 14 AND OPS CHECK GOOD IAW B737-800 AMM 33-51-06. SSFR REPORT,  FORM 46-0024 ENTERED BY UAL INSPECTION U075598 2/18/2020

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