# SDR SWAA2023030809602

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 23, 2023
- Submitted: March 8, 2023
- Operation: Air carrier
- Aircraft: [N567WN](https://openairdocs.org/aircraft/N567WN), registered now
- Make and model: Boeing 737-7CT
- Registry model: [Boeing 737-7CT](https://openairdocs.org/model/boeing-737-7ct) (OpenAirDocs)
- Aircraft serial: 32747
- Aircraft time: 67,166 hours, 34,728 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Failed
- Location: Zn 200 Fus Top
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2023030809602

## Discrepancy

SEVERAL EMERGENCY LIGHTS FAILED OPERATIONAL TEST THROUGHOUT THE CABIN.<[01] REMOVED AND REPLACED AT LOCATIONS M1673; M1670 AND M1669 PERFORMED OPERATIONAL TEST NORMAL AS PER REF B737 AMM 33-51-06-960-805;[02] CORRECTION FOR STEP # 1 REMOVED AND REPLACED EMERGENCY BATTERY PACK AT LOCATIONS M1673; M1670 AND M1669 PERFORMED OPERATIONAL TEST NORMAL AS PER REF B737 AMM 33-51-06-960-805;[03] VERIFIED 2.

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