Service difficulty report · Shield · Boeing 7377H4

Difficulty date
September 1, 2022
Submitted
October 6, 2022
Operation
Air carrier
Aircraft
N952WN
Make and model
Boeing 7377H4
Aircraft serial
36667
Aircraft time
39,061 hours, 23,816 cycles
Part
Shield
Part number
146A812710
Condition
Corroded
Location
Aft Cargo Bay
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 AFT SHIELD AT AFT CARGO BAY BS855; BS858; RBL22. / [01] PRIOR TO REMOVAL; FOUND PART TO HAVE NO SRM LIMITS AND SO PART IS REPAIRABLE BY REPLACEMENT; IAW SRM 51-10-02-0G-0 STEP 9.;[02] LOCATED AND DRILLED AFT NEW SHIELD AT AFT CARGO BAY BS847-BS867 RBL22 P/N 146A8127-10 LOT: 1496393-1 PO# 874523/1 IAW SRM 51-40-05 AND DWG 146A0081;[03] VERIFIED CORRECTIVE ACTION ITEM 1-2; CARD COMPLETE.;[04] PART FIELD OPEN AND MEASUREMENT ITEM 14 BLANK;[05] UPDATED MEASUREMENTS;[06] VERIFIED CORRECTIVE ACTION #5;[07] REMOVAL AND INSTALLATION ACCOMPLISHED ON CARD AD ID TTG8Q0049E3B;[08] UPDATED PART REQUIREMENT;[09] VERIFIED CORRETIVE ACTION 8 AND MEASUREMENT TABLE. WORKSCOPE COMPLETE.

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