Service difficulty report · Battery · Boeing 7377H4

Difficulty date
September 28, 2025
Submitted
September 30, 2025
Operation
Air carrier
Aircraft
N474WN
Make and model
Boeing 7377H4
Aircraft serial
33861
Aircraft time
69,717 hours, 41,725 cycles
Part
Battery
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

FOUND CIRCUIT BREAKER P18-3 B10 TRIPPED, RESET NO HELP. REPLACED AFT BATTERY CHARGER ANF BATTERY. OPS CHECK GOOD. REF AMM 33-51-06.

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