Service difficulty report · Beam · Boeing 7377H4

Difficulty date
January 25, 2023
Submitted
February 21, 2023
Operation
Air carrier
Aircraft
N276WN
Make and model
Boeing 7377H4
Aircraft serial
32530
Aircraft time
52,194 hours, 31,383 cycles
Part
Beam
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 FLOOR BEAM LOCATED BS967 RBL49 AND WL208 AT AFT GALLEY AREA 2023-83684<[01] TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 220273012; DUE DATE: 17-DEC-23.;[02] TOOLS USED: TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 112031023; DUE DATE: 01-FEB-24; TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 112820025; DUE DATE: 01-FEB-24.;[03] TOOL USED: DIGITAL CALIPER: P/N: 500-197-30; S/N: 15121570; DUE DATE: 05-NOV-23.;[04] REPAIRED FLOOR BEAM LOCATED BS967 BTW RBL 30.00 AND RBL 50.00 AND AT WL 208.1 IAW EA 23-153-00374 REV. 1; EA 23-153-00374-WIP1 REV. 1 AND EA 23-153-00374-WIP2 REV. 1. SEE INDIVIDUAL SIGNOFFS BELOW.;[05] CERTIFIED STEP 4; COMPLETED<BR>ITEM RII

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