What was found
UPPER DECK FORWARD SECTION, ALL EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK AT DM0335.
- Difficulty date
- May 25, 2013
- Submitted
- May 30, 2013
- Operation
- Air carrier
- Aircraft
- N664US
- Make and model
- Boeing 747451
- Aircraft serial
- 23819
- Aircraft time
- 99,484 hours, 12,517 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Condition
- Inoperative
- Location
- Emergency Lights
- 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.