Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
July 18, 2026
Submitted
July 28, 2026
Operation
Air carrier
Aircraft
N436WN
Make and model
Boeing 7377H4
Aircraft serial
32456
Aircraft time
75,964 hours, 45,331 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

MAIN CABIN SEVERAL EMERGENCY LIGHTS INOP. REMOVED AND REPLACED BATTERY PACKS IAW AMM 33-51-06. OP CHKD GOOD IAW AMM 33-51-06.

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