What was found
**SDR FILED OPEN**FAULT - FOUND UPPER DECK EMERGENCY LIGHTS NOT ILLUMINATE AT L1382,L5731,L5734 (REPLACE) OK TO WORK
- Difficulty date
- May 13, 2023
- Submitted
- May 15, 2023
- Operation
- Air carrier
- Aircraft
- N582UP
- Make and model
- Boeing 7474R7F
- Aircraft serial
- 29053
- Aircraft time
- 109,465 hours, 19,072 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Unknown
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.