# SDR CALA2017051201351

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 2017
- Submitted: May 12, 2017
- Operation: Air carrier
- Aircraft: N178UA
- Make and model: Boeing 747422
- Aircraft serial: 24385
- Aircraft time: 107,253 hours, 12,585 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Lens
- Part number: BR964433
- Condition: Missing
- 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/CALA2017051201351

## Discrepancy

AN OPERATIONAL TEST FOUND SEAT 3C EMERGENCY LIGHT COVER MISSING.  REPLACED THE LIGHT ASSY AND OP TESTED NORMAL IAW AMM 33-51-12-332-001, REV 87 & AMM 33-51-12-712-009, REV 87.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.