Service difficulty report · Battery · Boeing 777222

Difficulty date
May 6, 2022
Submitted
May 9, 2022
Operation
Air carrier
Aircraft
N219UA
Make and model
Boeing 777222
Aircraft serial
30551
Aircraft time
81,395 hours, 9,628 cycles
Part
Battery
Part number
ADD71701100
Part serial
112706
Condition
Failed
Location
Dr L2 M33099
Stage of operation
IN
How discovered
O
Nature of condition
L
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DR L2 M33099 EMER LIGHT BATTERY PACK CAPACITY CHECK FAIL TRANSFER REF. NON-ROUTINE HX NRC WO.788687 AND ORIGINATED BY EMP NO. V898181 DR L2 M33099 EMER LIGHT BATTERY PACK REPLACED AND TESTED NORMAL AS PER AMM 33-51-06. WORK ACCOMPLISHED BY MECHANIC V898181 INSPECTED BY V896958 IDT INSPECT IS OKAY. APPROVED BY HX 195306