Service difficulty report · Shield · Boeing 7377H4

Difficulty date
September 2, 2021
Submitted
September 28, 2021
Operation
Air carrier
Aircraft
N229WN
Make and model
Boeing 7377H4
Aircraft serial
32498
Aircraft time
53,178 hours, 31,536 cycles
Part
Shield
Condition
Corroded
Location
Fuselage
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 FORWARD CARGO BAY SHIELD AT B.S. 420-440; R.B.L. 24; W.L. 154. ; / [01] PART HAS NO ALLOWABLE DAMAGE LIMIT ON SRM; REPAIR BY REPLACEMENT PER SRM 51-10-02-0G-0; PARAGRAPH 9.C; [02] REMOVED FCB SHIELD BS 400-420; RBL 24; WL154 IAW SRM 51-40-02; [03] LOCATED AND DRILLED FCB SHIELD BS 420-440; RBL 24; WL154 IAW BOEING DWG 143A0080 AND SRM 51-40-05; [04] REMOVED FCB SHIELD BS 420-440; RBL 24; WL154 IAW SRM 51-40-02; [05] VERIFIED CORRECTIVE ACTIONS 1;2;3; AND 4.; [06] OK TO INSTALL; [07] OK TO INSTALL; [08] VERIFIED OK TO INSTALL FCB SHIELD BS 420-440 RBL 24.; [09] INSTALLED SHIELD AT BS.420 BS.440; RBL 24; WL154 IAW SRM 51-40-02 AND BOEING DWG 143A0080 REV:-; [10] VERIFIED FWD DOOR CUTOUT SHIELD AT BS.420 BS.440; RBL 24; WL154 INSTALLED PER SRM 51-40-02 AND BOEING DWG 143A0080 REV:- .

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