# SDR SWAA2020120733609

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 1, 2020
- Submitted: December 7, 2020
- Operation: Air carrier
- Aircraft: [N950WN](https://openairdocs.org/aircraft/N950WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36664
- Aircraft time: 34,627 hours, 20,980 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- 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/SWAA2020120733609

## Discrepancy

BATTERY PACKS AT POSITIONS 1669, 1672, AND 1673 FAILED EMERGENCY LIGHT CAPACITY CHECK.  REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACKS AT POSITIONS 1669, 1672, & 1673, PER AMM 33-51-06.

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