Service difficulty report · Angle · Boeing 7377H4

Difficulty date
October 7, 2023
Submitted
November 8, 2023
Operation
Air carrier
Aircraft
N909WN
Make and model
Boeing 7377H4
Aircraft serial
32458
Aircraft time
50,978 hours, 30,876 cycles
Part
Angle
Part number
UNKNOWN
Condition
Cracked
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

CRACK ANGLE FLOOR STRUCTURE BS 695 AND RBL 24.75 CENTER SECTION 2023-635385<[01] TOOLS USED: TEMPERATURE CONTROLLER: P/N P3015GOES00000; S/N 142811020; DUE DATE: 25-JAN-24; TEMPERATURE CONTROLLER: P/N P3015GOES00000; S/N 112820025; DUE DATE: 01-FEB-24.;[02] REPLACED ANGLE FLOOR STRUCTURE BS 695 AND RBL 24.75 CENTER SECTION IAW B737-700 SRM 51-10-02; 51-40-02 AND DWG#273A9110 SHEET:6; REV:A. SEE INDIVIDUALS SIGN OFF BELOW;[03] CORRECTED STEP 2; REPLACED ANGLE FLOOR STRUCTURE BS 695 AND RBL 24.75 CENTER SECTION IAW B737-700 SRM 51-10-02 Ï¿½TEM 9; 51-40-02 AND DWG#273A9110 SHEET:6; REV:A. SEE INDIVIDUALS SIGN OFF BELOW;[04] REPLACED ANGLE FLOOR STRUCTURE BS 695 AND RBL 24.75 CENTER SECTION IAW B737-700 SRM 51-10-02 Ï¿½TEM 9; 51-40-02 AND DWG#273A9110 SHEET:6; REV:A. SEE INDIVIDUALS SIGN OFF BELOW ITEM RII

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