Service difficulty report · Plate · Boeing 73779P

Difficulty date
March 28, 2025
Submitted
March 31, 2025
Operation
Air carrier
Aircraft
N7857B
Make and model
Boeing 73779P
Aircraft serial
29358
Aircraft time
59,335 hours, 39,676 cycles
Part
Plate
Condition
Cracked
Location
Zone 800 Te
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

LT WING; UPPER WING FIXED T/E PANEL STRUCTURE THAT SERRATED PLATE ATTES TO IS CRACKED; PANEL JUST O/B OF 551CT<[01] REPAIRED LEFT WING INBOARD FIXED TRAILING EDGE DEFLECTION CONTROL RIB UPPER TAB PER SRM 57-51-02-2R-3 REPAIR 3. THIS IS A PERMANENT REPAIR.;[02] REPAIRED LEFT WING INBOARD FIXED TRAILING EDGE DEFLECTION CONTROL RIB UPPER TAB PER SRM 57-51-02-2R-3 REPAIR 3. THIS IS A PERMANENT REPAIR.;[03] C/W;[04] CHANGED MEASUREMENTS RII FROM 'NO' TO 'YES' AND AND FAILURE TYPE FROM 'NO' TO 'YES' FOR INSPECTOR;[05] CERTIFIED;[06] REPAIRED LEFT WING I/B TRAILING EDGE DEFLECTION CONTROL RIB UPPER TAB PER SRM 57-51-02-2R-3. AND ALL FASTENERS RE-INSTALLED PER SRM 51-40-02. EXCEPT ONE MOST FORWARD AT WING STATION 278.5; INSTALLED PER EA 25-157-00818;[07] ANSWERED MEASUREMENTS 4 THRU 11 FOR AMT.;[08] CERTIFIED

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