What was found
DURING OVERNIGHT CHECK FOUND D-ZONE EMERGENCY LIGHTS INOP. MAINTENANCE REMOVED AND REPLACED BATTERY PACK. OPERATIONAL CHECKED GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.
- Difficulty date
- October 17, 2009
- Submitted
- October 19, 2009
- Operation
- Air carrier
- Aircraft
- N623US
- Make and model
- Boeing 747251B
- Aircraft serial
- 21705
- Aircraft time
- 103,050 hours, 18,153 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.