What was found
DR 4R BATTERY PACK (M33409) CAPACITY CHECK FAIL REF HX NR WO.2248777. DR 4R BATTERY PACK (M33409) REPLACED AND OPERATION TEST RESULT NORMAL IAW AMM 33-51-06. ACCOMPLISHED BY MECH V920586, INSP V898561.
- Difficulty date
- September 16, 2023
- Submitted
- September 18, 2023
- Operation
- Air carrier
- Aircraft
- N229UA
- Make and model
- Boeing 777222
- Aircraft serial
- 30557
- Aircraft time
- 84,088 hours, 9,898 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- Part serial
- 198805
- Condition
- Failed
- Location
- Door 4r
- 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.