What was found
DURING OVERNIGHT LINE CHECK, EMERGENCY EXIT SIGN INOP. MAINTENANCE REMOVED AND REPLACED EXIT SIGN, POWER SUPPLY AND BATTERY. OPERATIONAL CHECKED GOOD AND AIRCRAFT RETURNED TO SERVICE.
- Difficulty date
- July 15, 2007
- Submitted
- July 20, 2007
- Operation
- Air carrier
- Aircraft
- N663US
- Make and model
- Boeing 747451
- Aircraft serial
- 23818
- Aircraft time
- 77,990 hours, 10,203 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Sign
- 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.