# SDR CALA2017041400998

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 14, 2017
- Submitted: April 14, 2017
- Operation: Air carrier
- Aircraft: N128UA
- Make and model: Boeing 747422
- Aircraft serial: 30023
- Aircraft time: 67,140 hours, 7,592 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Inoperative
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2017041400998

## Discrepancy

49ABC SEAT EMER LT 1EA FOUND INOP. REPLACED 49ABC SEAT EMER LT AND OP TEST CARRIED OUT FOUND NORMAL AS PER AMM 33-51-12-332-001 REV 87.

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