Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
September 6, 2026
Submitted
September 11, 2026
Operation
Air carrier
Aircraft
N439WN
Make and model
Boeing 7377H4
Aircraft serial
29834
Aircraft time
76,058 hours, 45,704 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

FWD ENTRY DOOR EMERGENCY EXIT SLIDE LIGHT INOPERATIVE. REMOVED AND REPLACED EMERGENCY EXIT LIGHT BATTERY PACK IAW AMM 33-51-06, OPS CHKD GOOD.

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