Service difficulty report · Angle · Boeing 7377H4

Difficulty date
July 19, 2023
Submitted
August 15, 2023
Operation
Air carrier
Aircraft
N229WN
Make and model
Boeing 7377H4
Aircraft serial
32498
Aircraft time
58,665 hours, 35,024 cycles
Part
Angle
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

FSD MOP SILL ANGLE AT STA 260-270; RBL 45-48; WL208; CRACKED IN RADIUS<[01] PARTIAL COMPLETION STEP 1;[02] NO FOUND ALLOWABLE DAMAGE LIMITS ON SRM FOR FSD MOP SILL ANGLE AT STA 260-270; RBL 45-48; WL208; CRACKED. THE PART MUST BE REPLACED IAW SRM 51-10-02 PARAGRAPH 9;[03] REMOVED FSD MOP SILL ANGLE AT STA 260-270; RBL 45-48; WL208 IAW SRM 51-40-02;[04] RECEIVED NEW FORMED ANGLED AND VERIFIED FOR HEAT TREATMENT ON CUSTOMER RO #929722-SWA LOT#1534538-1<BR>LOCATED AND DRILLED IAW SRM 51-40-05 AND DWG 141A8314 AND DWG 141A0631 REV:B .<BR>OK TO APPLY PRIMER;[05] UPDATED MEASUREMENTS PARAMETER;[06] UPDATED STEP 1-4;[07] COMPLETED STEPS 1;2; AND 4 PARTIAL WORK STEP 3;[08] COMPLETED STEP. 3;[09] COMPLETED STEP 3;[10] COMPLETED INSTALLATION OF FSD MOP SILL ANGLE AT STA 260-270; RBL 45-48; WL208 IAW SRM 51-40-02 AND DWG 141A0631 REV:B;[11] FAULT COMPLETE

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