What was found
EMERGENCY LIGHTS OUT AT L1 LOCATION REPLACED 2EA BATTERY PACKS AT L1, REF 777 MM 33-51-06-960-802.
- Difficulty date
- September 14, 2020
- Submitted
- September 15, 2020
- Operation
- Air carrier
- Aircraft
- N791UA
- Make and model
- Boeing 777222
- Aircraft serial
- 26933
- Aircraft time
- 97,267 hours, 13,078 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- Part serial
- 123708
- 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.