Service difficulty report · Frame · Boeing 7378H4

Difficulty date
December 6, 2025
Submitted
December 10, 2025
Operation
Air carrier
Aircraft
N8324A
Make and model
Boeing 7378H4
Aircraft serial
35966
Aircraft time
43,055 hours, 20,418 cycles
Part
Frame
Condition
Debonded
Location
Zone 300
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

LEFT CONDUCTIVE FRAME AT RUDDER WAS DISBONDED REF TLD 25-155-03112 TTG8Q018TDJK. REMOVED 6.125 IN. SECTION OF DISBONDED LOWER CONDUCTIVE FRAME AT RUDDER TE IAW SRM 55-40-01-1A-3. REMOVED SIX RIVETS AT RUDDER TE TO FOM IAW SRM 51-40-02. PERFORMED PERMANENT REPAIR BY REMOVAL OF DISBONDED SECTION OF RUDDER CONDUCTIVE FRAME IAW SRM 55-40-01-1A-3. PERFORMED BALANCE BY CALCULATION METHOD AND FOUND NEW SBHM TO BE +497.195; WITHIN BALANCE WINDOW LIMITS, NO BALANCE WT CHANGE REQUIRED.

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