What was found
DURING INSPECTION, FOUND EMERGENCY LIGHTS AT ROW'S 77, 78, AND 79 ARE INOPERATIVE. MAINTENANCE REPLACED THE POWER SUPPLY BATTERY IAW WDM33-51-14, OP CHECKED NORMAL.
- Difficulty date
- July 11, 2017
- Submitted
- July 13, 2017
- Operation
- Air carrier
- Aircraft
- N667US
- Make and model
- Boeing 747451
- Aircraft serial
- 24222
- Aircraft time
- 115,080 hours, 13,951 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- 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.