Service difficulty report · Battery Pack · Boeing 7378H4

Difficulty date
October 6, 2025
Submitted
October 16, 2025
Operation
Air carrier
Aircraft
N8513F
Make and model
Boeing 7378H4
Aircraft serial
36976
Aircraft time
29,794 hours, 14,881 cycles
Part
Battery Pack
Condition
Inoperative
Location
Zone 200
Stage of operation
IN
How discovered
C
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

ONLY ONE AISLE LIGHT ON THE LEFT SIDE IS OPERATIVE. REPLACED M2335 EMERGENCY BATTERY AND TESTED PER AMM 33-51-06-960-805; NO DEFECTS NOTED. DADO PANEL SPRING CLIP HOLDER AT THIS LOCATION DAMAGED; PREVENTING REINSTALLATION OF PANEL. DEFECT TTG8Q015M2AE GENERATED TO REPAIR OR REPLACE PANEL.

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