What was found
L4 DOOR EMERGENCY LIGHT BATTERY PACK TEST FAILED. THE BATTERY PACK WAS REPLACED AND TESTED NORMAL IAW AMM 33-51-06.
- Difficulty date
- March 7, 2026
- Submitted
- March 9, 2026
- Operation
- Air carrier
- Aircraft
- N77006
- Make and model
- Boeing 777224
- Aircraft serial
- 29476
- Aircraft time
- 124,047 hours, 12,790 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- Condition
- No Test
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.