Service difficulty report · Shield · Boeing 7377H4

Difficulty date
August 2, 2021
Submitted
September 15, 2021
Operation
Air carrier
Aircraft
N491WN
Make and model
Boeing 7377H4
Aircraft serial
33867
Aircraft time
53,758 hours, 31,898 cycles
Part
Shield
Condition
Corroded
Location
Bs 767-787
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 SHIELD AT AFT CARGO BAY BS787 - BS767 RBL22 WL157. ; / [01] EVALUATED CORROSION; FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0; [02] VERIFIED CORRECTIVE ACTION ENTRY 1.; [03] REMOVED FWD SHIELD IN AFT CARGO BAY BS. 767-794 RBL 22; WL 157 PER SRM 51-40-02-0G-0.; [04] LOCATED; DRILLED; DEBURRED NEW FWD SHIELD BS 767-794; RBL22;WL 157 PER SRM 51-40-05-0G-0; BOEING DWG 146A0081..; [05] VERIFIED CORRECTIVE ACTION #4.; [06] OK TO INSTALL; [07] OK TO INSTALL ACB FWD SHIELD; [08] INSTALLED FWD SHIELD IN AFT CARGO BAY BS 767-794 RBL 22; WL 165 PER SRM 51-40-02-0G-0 AND DWG 146A0081.; [09] VERIFIED INSTALLATION OF FWD SHIELD IN ACB BS 767-794; RBL 22; WL 165; PER SRM 51-40-02-0G-0 AND DWG 146A0081; [10] VERIFIED INSTALLATION OF FWD SHIELD IN ACB BS 767-794; RBL 22; WL 165; PER SRM 51-40-02-0G-0 AND DWG 146A0081

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