What was found
DURING OVERNIGHT CHECK, FOUND FORWARD UPPER DECK EMERGENCY PATH LIGHTS INOP. MAINTENANCE REMOVED AND REPLACED BATTERY AND POWER SUPPLY. OPERATIONAL CHECKED GOOD AND AIRCRAFT RETURNED TO SERVICE.
- Difficulty date
- July 12, 2007
- Submitted
- July 16, 2007
- Operation
- Air carrier
- Aircraft
- N669US
- Make and model
- Boeing 747451
- Aircraft serial
- 24224
- Aircraft time
- 73,948 hours, 9,009 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Condition
- Inoperative
- Location
- Emergency Light
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.