Service difficulty report · Battery · Boeing 777300ER

Difficulty date
February 28, 2023
Submitted
March 1, 2023
Operation
Air carrier
Aircraft
N2534U
Make and model
Boeing 777300ER
Aircraft serial
62645
Aircraft time
24,054 hours, 2,732 cycles
Part
Battery
Part number
D71701100
Part serial
424792
Condition
Failed
Location
L4 M33405
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

B777-33-3-7019 DR L4 EMER LIGHT BATTERY M33405 CAPACITY LOW. TRANSFER REFER NON-ROUTINE WO.1462800 AND ORIGINATOR V934240. DR L4 EMER LIGHT BATTERY M33405 REPLACED AND TESTED NORMAL AS PER AMM 33-51-06 ATTACH FORM 44-0008 ITEM 1 TO 2 ACCOMPLISHED. WORK ACCOMPLISHED BY MECH V898181 AND INSPECTED BY V896958 IDT INSPECTED OKAY BY HX301135 ADD EMP:V926996

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