Service difficulty report · Shield · Boeing 73776N

Difficulty date
August 20, 2021
Submitted
October 4, 2021
Operation
Air carrier
Aircraft
N7822A
Make and model
Boeing 73776N
Aircraft serial
32596
Aircraft time
59,949 hours, 29,584 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 FWD SHIELD AT FWD CARGO BAY BS420 - BS440 RBL23 WL156. ; / [01] CORROSION ON SHIELD WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM.; [02] VERIFIED NO LIMITS; REPAIR BY REPLACEMENT OF PART.; [03] REMOVED FWD SHIELD AT FWD CARGO BAY BS 420 TO BS 440 RBL23 WL156 PER SRM 51-40-02-0G-0; [04] LOCATED AND DRILLED FCB FWD SHIELD BS 420-440; RBL 23 IAW SRM 51-40-05; DWG# 143A0080.; [05] VERIFIED CORRECTIVE ACTION ITEMS 3 AND 4; [06] OK TO INSTALL FCB RH FWD SHIELD; BS 420-440. RBL23.; [07] VERIFIED OK TO INSTALL; [08] INSTALLED FCB RH FWD SHIELD;BS 420-440; RBL23 IAW SRM 51-40-02-0G-0; DWG 143A0080; [09] VERIFIED INSTALLED FCB RH FWD SHIELD;BS 420-440; RBL23 IAW SRM 51-40-02-0G-0; DWG 143A0080

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