What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHT ON OVERHEAD PANEL AT DOOR L4 INOPERATIVE. MAINTENANCE REPLACED BATTERY PACK PER AMM 33-51-06.
- Difficulty date
- November 5, 2019
- Submitted
- November 6, 2019
- Operation
- Air carrier
- Aircraft
- N731AN
- Make and model
- Boeing 777323ER
- Aircraft serial
- 33523
- Aircraft time
- 23,011 hours, 2,509 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71702001
- Part serial
- 216581
- Condition
- Discharged
- Location
- Cabin
- 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.