Service difficulty report · Shield · Boeing 7378H4

Difficulty date
August 4, 2022
Submitted
August 25, 2022
Operation
Air carrier
Aircraft
N8656B
Make and model
Boeing 7378H4
Aircraft serial
42530
Aircraft time
24,629 hours, 11,108 cycles
Part
Shield
Condition
Corroded
Location
Fwd Cargo
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

CORROSION ON FWD CARGO BAY AFT DOOR SHIELD AT RBL 23 BS 500+18. / [01] UPDATED MEASUREMENTS;[02] FIXED MEASUREMENTS 7-12;[03] REMOVED DAMAGE IN A 0.5'X0.5'DEPTH 0.005. AT BS500+18 RBL23. SHIELD IS OUT OF LIMITS DUE TO NO ALLOWABLE DAMAGE LIMIT. REPAIR BY REPLACEMENT. IAW SRM 51-10-02;[04] FIXED MEASUREMENTS 2;3;[05] SRM 51-10-02 IS APPLICABLE FOR THIS EVAL. REMOVED DAMAGE PART IAW SRM 51-40-02.;[06] CAL TOOL: ATS2595 S/N F03295 EXP:02/2023;[07] VERIFIED CORRECTIVE ACTION 1; 2; 3; 4; 5 AND 6 COMPLETED. VERIFIED MEASUREMENT TABLE;[08] LOCATED AND DRILLED NEW SHIELD ASSY P/N:143A8126 PO NUMBER 878046/1 IAW SRM 51-40-02;SRM 51-40-05; SRM 51-40-08 AND BOEING DWG 143A0080 REV:- OK TO INSTALL;[09] VERIFIED ITEM 8 CORRECTIVE ACTIONS. <BR>OK TO INSTALL. <BR>VERIFIED MEASUREMENTS.;[10] INSTALLED NEW AFT DOOR SHIELD AT FCB RBL23 BS 500+18' IAW SRM 51-40-02 AND BOEING DWG BOEING DWG 143A0080 REV:-;[11] VERIFIED CORRECTIVE ACTION #10.

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