Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
May 16, 2024
Submitted
June 13, 2024
Operation
Air carrier
Aircraft
N929WN
Make and model
Boeing 7377H4
Aircraft serial
36631
Aircraft time
52,102 hours, 31,708 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Cracked
Location
Bs 540 Lbl1
Stage of operation
IN
How discovered
V
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

MAIN CABIN CENTER SECTION FLOOR SUPPORT BREAK CRACKED AT STA 540 LBL 1 MKD DOT<[01] SUMMARY <BR>REMOVED MAIN CABIN FLOOR PANEL 231UF FOR ACCESS PER B737-700 SRM 51-40-02-0G-0.<BR>REMOVED FLOOR SUPPORT BREAK AT STA 540 LBL 1 AS PER B-737 SRM 51-40-02-0G-0LOCATED AND DRILLED NEW FLOOR SUPPORT BREAK AS PER B-737 SRM 51-40-05-0G-0.<BR>INSTALLED NEW FLOOR SUPPORT AS PER B-737 SRM 51-40-02-0G-0. & DWG 143A0060<BR>RE-INSTALLED FLOOR PANEL 231UF AT MAIN CABIN CENTER SECTION AS PER B-737 AMM 53-21-00-400-801 TOOL USED B/C # 176025 DUE DATE ON 07/JUN/2024.;[02] VERIFIED STEP 1.

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