What was found
EMERGENCY LIGHTS INOPERATIVE ROWS 73-75. REPLACED POWER SUPPLY BATTERY (M335) IAW AMM 33-51-04.
- Difficulty date
- December 3, 2016
- Submitted
- December 5, 2016
- Operation
- Air carrier
- Aircraft
- N668US
- Make and model
- Boeing 747451
- Aircraft serial
- 24223
- Aircraft time
- 111,185 hours, 13,708 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.