What was found
DURING OVERNIGHT CHECK, "A" ZONE EMERGENCY PATH LIGHTS DO NOT ILLUMINATE AT TEST. MAINTENANCE REMOVED AND REPLACED POWER PACK. OPERATIONAL CHECKED GOOD AND AIRCRAFT RETURNED TO SERVICE.
- Difficulty date
- August 28, 2007
- Submitted
- August 29, 2007
- Operation
- Air carrier
- Aircraft
- N624US
- Make and model
- Boeing 747251B
- Aircraft serial
- 21706
- Aircraft time
- 102,201 hours, 18,224 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Powerpack
- Condition
- Inoperative
- Location
- Emergency Lights
- 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.