Service difficulty report · Battery Pack · Boeing 7378H4

Difficulty date
August 7, 2025
Submitted
August 12, 2025
Operation
Air carrier
Aircraft
N8573Z
Make and model
Boeing 7378H4
Aircraft serial
64250
Aircraft time
23,329 hours, 12,090 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

EMERGENCY EXIT LIGHTS ON OVERHEAD BINS AT ROW 17DEF; 21DEF; AND RT LOWER EXTERIOR LIGHT ARE INOPERATIVE. REMOVED & REPLACED, OP CHECKED BATTERY PACK IAW AMM 33-51-06-960-805. BATTERY PACK AND LIGHTS OP CHECKED GOOD.

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