Service difficulty report · Floor Support · Boeing 7378H4

Difficulty date
July 27, 2022
Submitted
August 8, 2022
Operation
Air carrier
Aircraft
N8322X
Make and model
Boeing 7378H4
Aircraft serial
36997
Aircraft time
33,013 hours, 15,031 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

CRACKED FLOOR SUPPORT AT STA 539; RBL 1; WL 207.5 / [01] REMOVED PASSENGER CABIN FLOOR PANEL 231UF IAW AMM 53-21-00-000-801.;[02] REMOVED CRACKED FLOOR SUPPORT AT STA 539 RBL1-RBL24.5 WL 207.5 IAW SRM 51-40-02-0G-0.;[03] LOCATED AND DRILLED NEW FLOOR SUPPORT AT STA 539 RBL1- RBL24.5 WL 207.5 IAW SRM 51-40-05-0G-0. OK TO INSTALL.;[04] VERIFIED CORRECTIVE ACTION 1-3 COMPLETED AND OK TO INSTALL;[05] VERIFIED MEASUREMENT TABLE;[06] INSTALLED NEW FLOOR SUPPORT AT STA 539 RBL1-RBL24.5 WL 207.5 IAW SRM 51-40-02-0G-0. OK TO INSTALL FLOOR PANEL 231UF.;[07] RII VERIFIED CORRECTIVE ACTION 6 COMPLETED AND OK TO CLOSE PANEL COMPLETED;[08] CLOSED PASSENGER FLOOR PANEL 231UF IAW AMM 53-21-00-400-801. USING SCREW GUN ID: ATS547 S/N: UNKNOWN DATE 05/2022 DUE 02/2023.;[09] VERIFIED CORRECTIVE ACTION 8 COMPLETED

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