What was found
DR L3 EMER LT BATTERY M33400 TEST FAIL. DR L3 EMER LT BATTERY M33400 REPLACED AND TESTED NORMAL AS PER AMM 33-51-06.
- Difficulty date
- April 24, 2025
- Submitted
- April 25, 2025
- Operation
- Air carrier
- Aircraft
- N214UA
- Make and model
- Boeing 777222
- Aircraft serial
- 30220
- Aircraft time
- 77,352 hours, 16,510 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- ADD71701100
- Condition
- Failed
- 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.