Service difficulty report · Mount · Boeing 7378H4

Difficulty date
February 2, 2024
Submitted
March 8, 2024
Operation
Air carrier
Aircraft
N8565Z
Make and model
Boeing 7378H4
Aircraft serial
42533
Aircraft time
19,940 hours, 10,049 cycles
Part
Mount
Part number
UNKNOWN
Condition
Corroded
Location
Lavatory
Stage of operation
IN
How discovered
9
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 LAV MOUNT HAS CORROSION AROUND BASE AT STA 947 LBL 24.<[01] CLEANED CORROSION PER SRM 51-10-02. REWORKED AREA MEASURED OUT OF LIMITS IAW SRM 53-70-51-1A-1 FIG. 104; DETAIL E.;[07] CUT AND REMOVED ENTIRE UPPER SECTION OF STA 947 CHORD I.A.W SRM 53-70-51-2R-5.;[08] VERIFIED CUT AND REMOVED ENTIRE UPPER SECTION OF STA 947 CHORD I.A.W SRM 53-70-51-2R-5.;[09] ACCOMPLISHED HFEC SURFACE AND HOLE PROBE OF REPAIR AREA PER NDT PART 6 51-00-00 PROC. 23 AND 51-00-00 PROC 16 NO DEFECTS NOTED;[10] FLAP PEENED UPPER CHORD CUT EDGE IAW SRM 53-70-51-2R-5 AND RESTORED FINISH PER SRM 51-21-73;[11] VERIFIED FLAP PEENED UPPER CHORD CUT EDGE IAW SRM 53-70-51-2R-5 AND RESTORED FINISH PER SRM 51-21-73.;[12] FABRICATED; LOCATED; AND DRILLED T-CHORD IAW SRM 53-70-51-2R-5;[13] VERIFIED FABRICATED; LOCATED; AND DRILLED T-CHORD IAW SRM 53-70-51-2R-5.;[14] OK TO INSTALL T-CHORD.;[15] INSTALLED T-CHORD AND SPLICE PER SRM 53-70-51-2R-5. OK TO INSTALL REMOVED ATTACHING STRUCTURE.;[16] INSTALLED T-CHORD AND SPLICE PER SRM 53-70-51-2R-5. (RII)<BR> OK TO INSTALL REMOVED ATTACHING STRUCTURE.

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