Service difficulty report · Battery · Boeing 777224

Difficulty date
October 12, 2022
Submitted
October 12, 2022
Operation
Air carrier
Aircraft
N78017
Make and model
Boeing 777224
Aircraft serial
31679
Aircraft time
96,459 hours, 9,688 cycles
Part
Battery
Part number
NA
Condition
Failed
Location
L/H Dr3
Component
None
Stage of operation
IN
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

L/H DR3 EMER. PWR SUPPLY BATT M33406 CAPACITY CHK FAIL TRANSFER REF NR HX WO.1120582 AND ORIGINATED BY EMP NO.V920591. L/H DR3 EMER PWR SUPPLY BATT M33406 REPLACED & INSTALLATION TEST OKAY IAW AMM 33-51-06. IDT INSPECTED BY HX136003.