Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
October 7, 2026
Submitted
October 13, 2026
Operation
Air carrier
Aircraft
N959WN
Make and model
Boeing 7377H4
Aircraft serial
36674
Aircraft time
48,852 hours, 30,094 cycles
Part
Battery Pack
Condition
Inoperative
Location
Zone 200
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

EMERGENCY AREA LIGHTS AT SEATS 8ABC AND 14ABC ARE INOPERATIVE. REPLACED THE BATTERY PACK IAW AMM 33-51-06-960-805.

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