Service difficulty report · Battery · Boeing 777222

Difficulty date
March 12, 2022
Submitted
March 14, 2022
Operation
Air carrier
Aircraft
N227UA
Make and model
Boeing 777222
Aircraft serial
30555
Aircraft time
77,447 hours, 9,045 cycles
Part
Battery
Part number
ADDD71701100
Part serial
82853
Condition
None
Location
Door 4r
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

EMER LT BATTERY PACK M33409 BATT FOUND LOW CAPACITY TRANSFER REF. NON-ROUTINE HX NRC WO.560696 AND ORIGINATED BY EMP NO. V926996 EMER LT BATTERY PACK M33409 BATT REPLACED AND TESTED NORMAL AS PER AMM 33-51-06. WORK ACCOMPLISHED BY MECHANIC V934240 INSPECTED BY V924743