# SDR SWAA2020020441038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2020
- Submitted: February 4, 2020
- Operation: Air carrier
- Aircraft: [N966WN](https://openairdocs.org/aircraft/N966WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36966
- Aircraft time: 28,672 hours, 17,528 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Condition: No Test
- Location: Emergency Light
- 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/SWAA2020020441038

## Discrepancy

EMERGENCY LIGHT BATTERIES FAILED CAPACITY TEST AT LOCATIONS M1668, M1669, M1670 AND M1673 IN CABIN.          / R&R EMERGENCY LIGHT BATTERY PACKS PER AMM.

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