- Difficulty date
- August 2, 2009
- Submitted
- August 5, 2009
- Operation
- Air carrier
- Aircraft
- N174UA
- Make and model
- Boeing 747422
- Aircraft serial
- 24381
- Aircraft time
- 76,257 hours, 8,541 cycles
- Engine
- Pwa PW4056
- Part
- Lamp
- Part number
- 1317
- Condition
- Inoperative
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPPER DECK TOP OF STAIRS TWO EMERGENCY LIGHTS INOP. RELAMPED EMERGENCY LIGHTS.