Service difficulty report · Angle · Boeing 7377H4

Difficulty date
March 21, 2022
Submitted
April 20, 2022
Operation
Air carrier
Aircraft
N463WN
Make and model
Boeing 7377H4
Aircraft serial
32467
Aircraft time
60,007 hours, 35,725 cycles
Part
Angle
Condition
Cracked
Location
Center Wing Box
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

CRACK LOWER ANGLE LOCATED BS 663 AT LBL 9 REAR LOWER EDGE IN CENTER FUEL TANK 2022-148140 / [01] TOOL USED: TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 02-FEB-23.;[02] REPLACED ANGLE AND FASTENERS LOC BS 663 AND BTW LBL 9 TO LBL 46 REAR LOWER EDGE IN CENTER FUEL TANK IAW B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02 AND DRAWING # 111A1000 SHEET 141 REV: -;[03] REPLACED ANGLE AND FASTENERS LOC BS 663 AND BTW LBL 9 TO LBL 46 REAR LOWER EDGE IN CENTER FUEL TANK IAW B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02 AND DRAWING # 111A1000 SHEET 141 REV: -<BR>CERTIFIED AS RII <BR>TASK COMPLETED;[04] CORRECTED REPLACED ANGLE AND FASTENERS LOC BS 663 AND BTW LBL 9 TO LBL 46 REAR LOWER EDGE IN CENTER FUEL TANK IAW B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02 AND DRAWING # 111A1000 SHEET 141 REV: - AND PERFORMED FUEL LEAK CHECK IAW B737-700 AMM 28-11-00-790-801 STEP 4.N. NOT FOUND LEAK EXTERNAL AREA SEE INDIVIDUAL SING OFF BELOW <BR>TASK COMPLETED [06] CORRECTED STEP 4: REPLACED ANGLE AND FASTENERS LOC BS 663 AND BTW LBL 9 TO LBL 46 REAR LOWER EDGE IN CENTER FUEL TANK IAW B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02 AND DRAWING # 111A1000 SHEET 141 REV: - AND PERFORMED FUEL LEAK CHECK IAW B737-700 AMM 28-11-00-790-801 STEP 4.N. NOT FOUND LEAK EXTERNAL AREA SEE INDIVIDUAL SING OFF BELOW <BR>TASK COMPLETED

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