Service difficulty report · Battery · Boeing 777300ER

Difficulty date
May 23, 2023
Submitted
May 26, 2023
Operation
Air carrier
Aircraft
N2140U
Make and model
Boeing 777300ER
Aircraft serial
62651
Aircraft time
25,471 hours, 2,822 cycles
Part
Battery
Part number
D71701100
Condition
Failed
Location
M33143
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

OFAR EMERGENCY POWER SUPPLY BATTERY (M33143)(MIRROR) FAIL TEST. P/N: D717-01-100, S/N: 432102 OFAR EMERGENCY POWER SUPPLY (M33143) REPLACED AND INSTALLATION T EST CARRIED OUT AS PER AMM 33-51-06-906-802, FOUND SATISFACTORY. P/N ON: D717-01-100, S/N ON: 315620 REFER NR ELE0072, TASK ACCOMPLISHED BY V943538 CORRECTION - OFAR EMERGENCY POWER SUPPLY BATTERY (M33143) REPLAC ED. P/N OFF: D717-01-100, S/N OFF: 432102 P/N ON: D717-01-100, S/N ON: 315620

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