# SDR SWAA2022050397398

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 24, 2022
- Submitted: May 3, 2022
- Operation: Air carrier
- Aircraft: [N924WN](https://openairdocs.org/aircraft/N924WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36628
- Aircraft time: 45,894 hours, 27,583 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Inoperative
- 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/SWAA2022050397398

## Discrepancy

L/H OVERWING EXIT WINDOW LIGHT INOP. / [01] REPLACED L/H OVERWING EXIT WINDOW LIGHT LAMP AS PER B737 AMM 33-21-00-960-801; AND NO HELP.;[02] PERFORMED T/S AS PER WDM 33-21-11; WDM 33-21-12; AND FOUND FUSE DEFECTIVE.;[03] VERIFIED 1; 2;[04] REPLACED FUSE AS PER B737 AMM 33-21-00-960-803; AND NO HELP. NEED TO REPLACE BALLAST.;[05] REPLACED AND PERFORMED LIGHT ASSEMBLY REPLACEMENT TEST AT L/H OVERWING EXIT WINDOW LIGHT AS PER B737 AMM 33-21-00-960-802. TEST OK.;[06] VERIFIED REPLACEMENT AND TEST

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