# SDR SWAA2021110138149

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 28, 2021
- Submitted: November 1, 2021
- Operation: Air carrier
- Aircraft: [N483WN](https://openairdocs.org/aircraft/N483WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32472
- Aircraft time: 58,365 hours, 34,504 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Failed
- Location: Cabin
- 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/SWAA2021110138149

## Discrepancy

EMERGENCY LIGHTS FAILED CAPACITY TEST AT LOCATIONS FWD GALLEY LT OVERHEAD (# M1675) LT OVER WING(#M1668) ROW 17LT (#M1670). ; / [01] R&R EMERGENCY LIGHT BATTERY PACKS AT LOCATIONS M1675; M1668; M1670 PER MM 33-51-06; [02] R&R EMERGENCY LIGHT BATTERY PACKS AT LOCATIONS M1675; M1668; M1670 PER MM 33-51-06

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