# SDR DALA2017010600147

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 2016
- Submitted: January 6, 2017
- Operation: Air carrier
- Aircraft: [N555NW](https://openairdocs.org/aircraft/N555NW), registered now
- Make and model: Boeing 757251
- Aircraft serial: 33391
- Aircraft time: 40,770 hours, 18,199 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Lens
- Condition: Degraded
- 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/DALA2017010600147

## Discrepancy

R1 DOOR EMERGENCY EXIT SIGN LETTERING DEGRADED.   INSTALLED LENS IAW ER/A 553401-14.

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