Service difficulty report · Shield · Boeing 7378H4

Difficulty date
November 22, 2022
Submitted
December 13, 2022
Operation
Air carrier
Aircraft
N8511K
Make and model
Boeing 7378H4
Aircraft serial
36670
Aircraft time
20,201 hours, 9,750 cycles
Part
Shield
Condition
Corroded
Location
Zone 100
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 FWD CARGO BAY SHIELD AFT OF DOOR BS500+10 RBL24 WL156 AROUND NUT PLATE HOLE / [01] UPDATED MEASUREMENT TABLE FOR PICTURE OF CORROSION ATTACHED;[02] CORROSION ON SHIELD WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM.;[03] VERIFIED CORRECTIVE ACTION ITEM 1-2.;[04] REMOVED FCB SHIELD BS500A TO BS493 RBL24 WL156; PER SRM 51-40-02-0G-0;[05] LOCATED; DRILLED AND DEBURRED FCB NEW SHIELD BS500A TO BS493 RBL24 WL156; PER SRM 51-40-05-0G-0 AND DWG 143A0080. OK TO INSTALL NEW SHIELD;[06] UPDATED PART USE;[07] VERIFIED CORRECTIVE ACTION ITEM 5. OKAY TO INSTALL NEW SHIELD GIVEN.;[08] INSTALLED FCB NEW SHIELD BS500A TO BS493 RBL24 WL156; PER SRM 51-40-02-0G-0 AND DWG 143A0080.;[09] VERIFIED CORRECTIVE ACTION 8.

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