Service difficulty report · Battery · Boeing 777300ER

Difficulty date
April 19, 2023
Submitted
April 19, 2023
Operation
Air carrier
Aircraft
N2639U
Make and model
Boeing 777300ER
Aircraft serial
62650
Aircraft time
24,537 hours, 2,769 cycles
Part
Battery
Part number
NA
Condition
Failed
Location
M33401 At Dr R4
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

SUPPORT TASK - DR R4 EMER LIGHT BATTERY M33401 TEST FAIL. TRANSFER REFER NON-ROUTINE WO.1725504 AND ORIGINATOR V898181. DR R4 EMER LIGHT BATTERY M33401 REPLACED AND TESTED NORMAL AS PER AMM 33-51-06. WORK ACCOMPLISHED BY MECH V898181 AND INSPECTED BY V896958 IDT OKAY AND INSPECTED BY HX107723 ADD EMP:V907050

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