Service difficulty report · Battery Pack · Boeing 7378

Difficulty date
March 6, 2026
Submitted
March 10, 2026
Operation
Air carrier
Aircraft
N1803U
Make and model
Boeing 7378
Aircraft serial
60226
Aircraft time
10,456 hours, 5,375 cycles
Part
Battery Pack
Condition
Inoperative
Location
Zn 200 Fus Top
Stage of operation
IN
How discovered
V
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

LEFT AISLE EMERGENCY LIGHTS INOPERATIVE, BS 631 - 727G. REMOVED AND REPLACED THE BATTERY PACK M1670 AND OPS CHECKED GOOD IAW IAW AMM 33-51-06-960-802. OPS CHECKED GOOD IAW AMM 33-51-06-960-802.

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