Service difficulty report · Battery Pack · Boeing 7378H4

Difficulty date
January 7, 2026
Submitted
January 28, 2026
Operation
Air carrier
Aircraft
N8524Z
Make and model
Boeing 7378H4
Aircraft serial
36970
Aircraft time
29,756 hours, 14,993 cycles
Part
Battery Pack
Condition
No Test
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

FUNCTIONAL CHECKED ALL EMERGENCY LIGHTS. PERFORMED GOOD FUNCTIONAL CHECK ALL EMERGENCY LIGHTS IAW AMM 33-51-00-710-801 EXCEPT FOR THE EMERGENCY EXIT LIGHTS ASSOCIATED WITH THE BATTERY PACK M1695 WHICH WILL BE REPLACED ON TASK CARD TTG8Q019ZEUA.

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