SDR CALA2023052401613

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
System (JASC): 3350 · Emergency Lighting
Part: Battery
Part number: NA
Condition: Failed
Location: Dr 4r (M33401)
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

DR 4R EMERGENCY POWER SUPPLY BATTERY (M33401) FAIL TEST. P/N: D7 17-01-100, S/N: 429711 DR 4R EMERGENCY POWER SUPPLY BATTERY (M33401) REPLACED AND INSTA LLATION TEST CARRIED OUT AS PER AMM 33-51-06-906-802, FOUND WORK ING SATISFACTORY. P/N ON: D717-01-100, S/N ON: 315605 REFER NR ELE0075, TASK ACCOMPLISHED BY V943538

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