Service difficulty report · Shield · Boeing 7377H4

Difficulty date
November 15, 2021
Submitted
December 6, 2021
Operation
Air carrier
Aircraft
N914WN
Make and model
Boeing 7377H4
Aircraft serial
36622
Aircraft time
45,576 hours, 27,409 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 FCB AFT SHIELD; UNDER FASTENER HOLE; BS 500+2' TO 500+6'; RBL 24 (MARKED) ; / [01] DAMANGE FOUND ON FCB FWD SHIELD BS 500-520 RBL 24 WL156 P/N 143A8126-20 FOUND TO BE OUT OF LIMIT IAW SRM PART WILL BE REPAIRED BY REMPLACEMENT IAW SRM 51-10-02-0G-0 PAR. 9C; [02] VERIFIED ITEM 1 CORRECTIVE ACTIONS.; [03] RECIVED NEW SHIELD ITEM 134A8126U31 LOT1472167-1 LOCATED AND DRILLED NEW SHIELD AT BS 492-500A RBL24 ;WL156; IAW B 737-700 SRM 51-40-05-0G-0 DWG 143A0080 .; [04] ADDED PART INSTALLED; [05] INSTALL SHIELD WILL BE ACCOMPLISHED ON C.C. TTG8Q004ETN1; [06] VERIFIED LOCATED AND DRILLED NEW SHIELD AT BS 492-500A RBL24 ;WL156; IAW B 737-700 SRM 51-40-05-0G-0 DWG 143A0080.

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