What was found
LLAR EMER LT BATTERY TEST FAIL. EMER LT BATTERY PACK REPLACED AND TEST NORMAL AS PER AMM 33-51-06.
- Difficulty date
- February 23, 2025
- Submitted
- February 24, 2025
- Operation
- Air carrier
- Aircraft
- N221UA
- Make and model
- Boeing 777222
- Aircraft serial
- 30552
- Aircraft time
- 87,512 hours, 11,383 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
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.