What was found
DURING OVERNIGHT CHECK, FOUND UPPER DECK EMERGENCY TRACK LIGHTING INOP. MAINTENANCE REMOVED AND REPLACED BATTERY PACK. OPERATIONAL CHECKED GOOD, AND AIRCRAFT RETURNED TO SERVICE.
- Difficulty date
- February 24, 2007
- Submitted
- February 26, 2007
- Operation
- Air carrier
- Aircraft
- N669US
- Make and model
- Boeing 747451
- Aircraft serial
- 24224
- Aircraft time
- 72,160 hours, 8,775 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Condition
- Discharged
- Location
- Cabin
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.