Service difficulty report · Battery Pack · Boeing 7378H4

Difficulty date
August 23, 2025
Submitted
September 3, 2025
Operation
Air carrier
Aircraft
N8503A
Make and model
Boeing 7378H4
Aircraft serial
38813
Aircraft time
29,556 hours, 14,757 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 ASSOCIATED WITH BATTERY PACK M1695 ARE INOPERATIVE. REPLACED AND PERFORMED GOOD FUNCTIONAL TEST OF EMERGENCY LIGHTS BATTERY PACK M1695 PER AMM 33-51-06-960-805.

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