Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
August 15, 2023
Submitted
September 11, 2023
Operation
Air carrier
Aircraft
N912WN
Make and model
Boeing 7377H4
Aircraft serial
36621
Aircraft time
50,939 hours, 30,749 cycles
Part
Floor Panel
Part number
UNKNOWN
Condition
Pulled
Location
Zn 200 Fus Top
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

FLOOR PANEL 242PF UPPER SKIN HAS AREAS OF PULLED STRANDS.<[01] DUE TO THE EXTENT OF ALL THE DAMAGE; DECIDED TO FABRICATE A NEW FLOOR PANEL WITH BMS4-23 TYPE II LOT 1531001-1 AND BMS5-107 LOT AK2KP8383K-1 RESIN; CURED THE RESIN; UNDER A HEAT LAMP; USING THERMOMETER ID: ATS2209 DUE: 10/2023; WORK PERFORMED IAW SRM 53-00-50-2R-0 PARAGRAPH 5.A.(2) AND TABLE 204 AS WELL AS DRAWING 146A5810 SHEET 469.;[02] INSPECTED AND VERIFIED CORRECTIVE ACTION.;[03] FLOOR PANEL 242PF UPPER SKIN WITH AREAS OF PULLED STRANDS WAS REPLACED WITH A NEWLY FABRICATED FLOOR PANEL PER SRM 53-00-50-2R-0. ATTACHED CURE SHEET TO THIS FAULT RECORD.;[04] VERIFIED CORRECTIVE ACTION 3<BR><BR>VERIFIED MEASUREMENTS TABLE

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