# SDR CALA2017091503158

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 12, 2017
- Submitted: September 15, 2017
- Operation: Air carrier
- Aircraft: [N228UA](https://openairdocs.org/aircraft/N228UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30556
- Aircraft time: 67,473 hours, 7,990 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Sign
- Part number: 7024091001
- Condition: Broken
- Location: Emergency Lights
- 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/CALA2017091503158

## Discrepancy

MAIN DECK L2 DOOR AFT & L4 DOOR AFT, TWO EXIT SIGNS FOUND BROKEN.  REPLACED THE SIGN ASSEMBLIES AND OP TESTED NORMAL IAW AMM 33-51-01-960-802, REV 80, & AMM 33-51-00-710-801, REV 80.

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