Service difficulty report · Shield · Boeing 7377H4

Difficulty date
January 24, 2023
Submitted
March 6, 2023
Operation
Air carrier
Aircraft
N955WN
Make and model
Boeing 7377H4
Aircraft serial
36671
Aircraft time
38,739 hours, 23,607 cycles
Part
Shield
Condition
Corroded
Location
Zn 100 Fus Lower
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 CARGO BAY AFT DOOR SHIELD AT RBL 24 BS 480+16; BS 480+19; BS 500+2; BS 500+6; BS 500+10; BS 500+14.<[01] UPDATED MEASUREMENT TABLE;[02] NOT FOUND ALLOWABLE DAMAGE ON THE SRM REPAIR BY REPLACEMENT IAW SRM 51-10-02-0G-0 PARAG 9;[03] VERIFIED STEP 1 AND 2;[04] LOCATED AND DRILLED NEW FCB AFT SHIELD IAW SRM 51-40-05 AND BOEING DWG 143A8126 AND 143A0080;[05] PART IS TO BE INSTALLED ON CUSTOMER CARD TTG8Q004C12T;[06] EDITED MEASUREMENT TABLE;[07] VERIFIED CORRECTIVE ACTIONS STEPS 4;5. VERIFIED MEASUREMENTS TABLE.

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