Service difficulty report · Shield · Boeing 7377H4

Difficulty date
April 21, 2022
Submitted
May 9, 2022
Operation
Air carrier
Aircraft
N927WN
Make and model
Boeing 7377H4
Aircraft serial
36889
Aircraft time
45,530 hours, 27,478 cycles
Part
Shield
Condition
Corroded
Location
Aft 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 AFT CARGO BAY AFT DOOR SHIELD AT RBL 21 BS 847+2; BS 847+6. / [01] REMOVED CORROSION ON AFT CARGO BAY AFT DOOR SHIELD AT RBL 21.<BR> BS 847+2; L = 1.3' W = 0.5' Y = 0.012'<BR> BS 847+6. L = 1.6' W = 0.5' Y = 0.014'<BR> TOLL USED: DIAL DEEPTH GAGE; ID ATS1225; DATE 07/2021;DUE 07/2022.<BR>NO ALLOWABLE DAMAGE FOUND IN SRM PART IS REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02;[02] UPDATED CHART OF MEASUREMENTS.;[03] VERIFIED CORRECTIVE ACTION ITEM 1. NO DAMAGE LIMITS EXIST IN SRM FOR THIS PART. REPAIR REPLACEMENT PER SRM 51-10-02 IS APPLICABLE.;[04] LOCATED AND DRILLED NEW AFT DOOR SHIELD AT RBL 21 BS 847 TO BS 867 I.A.W SRM 51-40-05-0G-0 AND DWG 146A8127;[05] UPDATE PART.;[06] INSPECTED & VERIFIED CORRECTIVE ACTION ITEMS 4 & 5.;[07] OK TO INSTALL AFT CARGO BAY AFT DOOR SHIELD AT RBL 21 BS 847 TO BS 867.;[08] OK TO INSTALL NEW ACB AFT DOOR CUTOUT SHIELD GIVEN.;[09] INSTALLATION AFT CARGO BAY AFT DOOR SHIELD AT RBL 21 BS 847 TO BS 867 TO BE ACCOMPLISHED ON [TTG8Q004GAJV].;[10] VERIFIED REMOVAL OF SHIELD WAS NOT ACCOMPLISHED ON THIS FAULT. OK TO INSTALL ON THIS FAULT NOT REQUIRED. VERIFIED REMOVAL AND INSTALLATION ACCOMPLISHED ON FAULT # TTG8Q004GAJV;[11] CORRECTED MEASUREMENTS;[12] VERIFIED ALL WORK COMPLETE.

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