Service difficulty report · Shield · Boeing 7378H4

Difficulty date
December 15, 2021
Submitted
January 13, 2022
Operation
Air carrier
Aircraft
N8675A
Make and model
Boeing 7378H4
Aircraft serial
35976
Aircraft time
20,667 hours, 9,472 cycles
Part
Shield
Condition
Corroded
Location
Fuselage
Stage of operation
UK
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

FWD CARGO COMPARTMENT FLOOR STRUCTURE STA 500 TO 500A; RBL 24 AND WL 156 SHIELD HAS CORROSION. A224-001 ; / [01] REMOVED CORROSION IAW SRM 51-10-02 VERIFIED WITH 10X MAGNIFY ORIGINAL THICKNESS.040 MATERIAL REMOVED .007 MATERIAL REMAINING .033 OUT OF LIMITS IAW SRM 53-00-53-1A-2 TOOL NO. AAR 36644 DUE DATE 20 AUG 22; [02] VERIFIED STEP 1 COMPLETED; [03] VERIFIED STEP 1; [04] UPDATED PART # IN MEASUREMENTS TABLE; [05] CERTIFIED; [06] REMOVED CORRODED SHIELD IAW SRM 51-40-02; [07] VERIFIED NEW SHIELD TO BE MPN 143A8126-38 ATAG WN12210 IAW DWG 143A0080 REV -; [08] VERIFIED STEP 7; [09] LOCATED AND DRILLED NEW SHIELD IAW 51-40-05 AND DWG 143A0080 REV -; [10] APPLIED CIC TO LOWER SURFACE OF SHIELD IAW AMM 51-21-91-620-802; [11] VERIFIED STEPS 9 AND 10<BR><BR>OK TO INSTALL SHIELD; [12] BEGAN INSTALLING NEW SHIELD IAW SRM 51-40-02 AND DWG 143A0080 REV -; [13] COMPLETED INSTALLATION OF SHIELD IAW SRM 51-40-02 DWG 143A0080 REV-; [14] VERIFIED STEP 13 IS COMPLETE; [15] ADDED PART; [16] VERIFIED ITEMS 12; 13; 14 AND 15. AUDIT COMPLETE

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