Service difficulty report · Scuff Plate · Boeing 7378H4

Difficulty date
July 4, 2023
Submitted
July 18, 2023
Operation
Air carrier
Aircraft
N8543Z
Make and model
Boeing 7378H4
Aircraft serial
63587
Aircraft time
19,500 hours, 9,726 cycles
Part
Scuff Plate
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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 CARGO BAY AFT CORNER SCUFF PLATE IS CRACKED<[01] WELDED CRACK ON AFT CARGO BAY AFT CORNER SCUFF PLATE USING ER4043 ALUMINUM FILLER ROD LOT NUMBER 1131216 PER SRM 53-60-15-2R-1 PARAGRAPH 4. B. (2) AND (4). REPAIR AREA STILL REQUIRES A DYE PENETRANT INSPECTION.<BR>EQUIPMENT USED: WELDING MACHINE E10583;CALIBRATION DUE DATE 01/2024;[02] VERIFIED COMPLETION OF CORRECTIVE ACTIONS 1.<BR>REPAIR AREA STILL REQUIRES A DYE PENETRANT INSPECTION.;[03] PT INSPECTED AREA IAW SOPM 20-20-02. <BR>NO CRACKS NOTED. <BR>EQUIP USED: <BR>-RADIOMETER ID: ATS2561-1; 2; 3 CAL DUE: 08/23;[04] SANDED REPAIR WELD PER SRM 53-60-15-2R-1 PARAGRAPH 4.B.(5);[05] VERIFIED COMPLETION OF CORRECTIVE ACTIONS 4;[06] OK TO INSTALL AFT CARGO BAY AFT CORNER SCUFF PLATE.;[07] VERIFIED CORRECTIVE ACTION 6.<BR>OK TO INSTALL.;[08] INSTALLED ACB AFT CORNER SCUFF PLATE PER SRM 53-60-15-2R-1 AND AMM 53-11-02-420-801 USING SCREW GUN ID: NCX001167 DUE: 01/2024.;[09] VERIFIED CORRECTIVE ACTION 8.

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