Service difficulty report · Frame · Boeing 75724APF

Difficulty date
May 16, 2026
Submitted
May 27, 2026
Operation
Air carrier
Aircraft
N412UP
Make and model
Boeing 75724APF
Aircraft serial
23852
Aircraft time
38,243 hours, 25,950 cycles
Part
Frame
Part number
183N20078
Condition
Corroded
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

UPON REMOVAL OF UPPER SPLICE PLATE AT LH ELEVATOR T/E, TIP AREA, FOUND UPPER CONDUCTIVE FRAME CORRODED. INSTALLED NEW UPPER CONDUCTIVE FRAME P/N:183N2007Y8 BATCH:0004487190 AT LH ELEVATOR TIP OTBD END IAW B757-200PF SRM 51-40-02-0G-0 AND SRM 51-40-04-0G-0.

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