# SDR SWAA2021063088357

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2021
- Submitted: June 30, 2021
- Operation: Air carrier
- Aircraft: [N942WN](https://openairdocs.org/aircraft/N942WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36648
- Aircraft time: 39,538 hours, 23,971 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100SWA
- Part serial: 21175
- Condition: Inoperative
- Location: Emergency Lights
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021063088357

## Discrepancy

INOP EMERGENCY DOOR BATTERY OF EXIT LIGHT LH SIDE AT PASSENGER CABIN (1 EA) ; 2021-255431 / [01] REMOVED AND REPLACED BATTERY PACK ON M1668 EMERGENCY EXIT LIGHT POWER SUPPLY IAW AMM 33-51-06-960-805 AND PERFORMED INSTALLATION TEST AND TEST IS OK. P/N OFF: D717-01-100SWA S/N OFF: 21175 P/N ON: D717-01-100SWA S/N ON: 217069; [02] COMPLETE

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