# SDR ASAA2021012533944

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2021
- Submitted: January 27, 2021
- Operation: Air carrier
- Aircraft: [N270AK](https://openairdocs.org/aircraft/N270AK), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 44111
- Aircraft time: 13,193 hours, 4,312 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Fuse
- Part number: B21506
- Condition: Blown
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021012533944

## Discrepancy

AISLE MID CABIN CEILING EMERGENCY EXIT SIGN INOPERABLE.  GROUNDED-YES.  REPLACED FUSES IN M1695 & OPERATIONS NORMAL, REF B737-900 AMM 33-51-06 AND B737-900 WDM 33-51-13.

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