Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
June 2, 2022
Submitted
July 13, 2022
Operation
Air carrier
Aircraft
N949WN
Make and model
Boeing 7377H4
Aircraft serial
36663
Aircraft time
38,976 hours, 23,480 cycles
Part
Floor Support
Condition
Cracked
Location
Fuselage
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

MAIN CABIN CENTER WING FLOOR SUPPORT BREAK CRACKED @ STA 540 LBL-2 MKD DOT / [01] LOCATED AND DRILLED NEW FLOOR SUPPORT AT MAIN CABIN FS 540 LBL 2 IN REF B737-700 SRM 51-40-02-0G-0;[02] VERIFIED STEP 1;[03] OK TO TREAT AND PRIME HOLES;[04] TREATED AND APPLIED PRIMER IN REF B737-700 SRM 51-20-01-0G-0;[05] VERIFIED STEP 4;[06] OK TO INSTALL NEW FLOOR SUPPORT;[07] INSTALLED NEW FLOOR SUPPORT AT MAIN CABIN FS 540 LBL 2 IN REF B737-700 SRM 51-40-02-0G-0;[08] VERIFIED STEP 7;[09] LATE ENTRY' :<BR>REMOVED MAIN CABIN CENTER WING FLOOR SUPPORT BREAK CRACKED @ STA 540 LBL-2 IN REF B737-700 STM 51-40-02-0G-0;[10] REMOVED MAIN CABIN CENTER WING FLOOR SUPPORT BREAK CRACKED @ STA 540 LBL-2 IN REF B737-700 STM 51-40-02-0G-0;LOCATED AND DRILLED NEW FLOOR SUPPORT AT MAIN CABIN FS 540 LBL 2 IN REF B737-700 SRM 51-40-02-0G-0 AND INSTALLED NEW FLOOR SUPPORT AT MAIN CABIN FS 540 LBL 2 IN REF B737-700 SRM 51-40-02-0G-0;[11] VERIFIED STEPS 9 AND 10

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