Service difficulty report · Battery Pack · Boeing 73779P

Difficulty date
January 27, 2026
Submitted
January 29, 2026
Operation
Air carrier
Aircraft
N7857B
Make and model
Boeing 73779P
Aircraft serial
29358
Aircraft time
61,969 hours, 41,345 cycles
Part
Battery Pack
Condition
Corroded
Location
Megaphone
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

AFT GALLEY MEGAPHONE BATTERY PACK CORRODED. REPLACED AFT GALLEY MEGAPHONE IAW AMM 25-64-00. OPS CHECKED GOOD.

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