# SDR SWAA2022041890185

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2022
- Submitted: April 18, 2022
- Operation: Air carrier
- Aircraft: [N7877H](https://openairdocs.org/aircraft/N7877H), registered now
- Make and model: Boeing 737-7Q8
- Registry model: [Boeing 737-7Q8](https://openairdocs.org/model/boeing-737-7q8) (OpenAirDocs)
- Aircraft serial: 29359
- Aircraft time: 50,381 hours, 27,028 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/SWAA2022041890185

## Discrepancy

EXIT LIGHTS CONNECTED TO M1670 ARE INOP / [01] REMOVED AND REPLACED M1670 BATTERY PACK POWER SUPPLY AND PERFORMED INSTALLATION TEST PER AMM 33-51-06-960-806 CHECKED GOOD;[02] VERIFIED CORRECTIVE ACTION 1. OP CHECKS GOOD.

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