What was found
EMERGENCY BATTERY PACK FAILED A 10 MINUTE TIME TEST. REPLACED THE BATTERY PACK.
- Difficulty date
- November 9, 2018
- Submitted
- November 23, 2018
- Operation
- Air carrier
- Aircraft
- N774AN
- Make and model
- Boeing 777223
- Aircraft serial
- 29581
- Aircraft time
- 79,959 hours, 9,768 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71702001
- Condition
- Discharged
- Location
- Emergency Lights
- 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.