Service difficulty report · Floor Panel · Boeing 737752

Difficulty date
October 25, 2023
Submitted
November 24, 2023
Operation
Air carrier
Aircraft
N7888A
Make and model
Boeing 737752
Aircraft serial
35124
Aircraft time
52,977 hours, 27,703 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 241UF UPPER SKIN HAS AREAS OF PULLED STRANDS.<[01] DUE TO THE EXTENT OF ALL OF THE DAMAGE; DECIDED TO FABRICATE A NEW FLOOR PANEL USING BMS4-23 TYPE II LOT 1541638-1 AND BMS5-107 LOT 1540837-1 RESIN; CURED THE RESIN UNDER A HEAT LAMP USING THERMOMETER ID: ATS2403 CAL DUE: 08/2024; THE WORK WAS PERFORMED IAW SRM 53-00-50-2R-0 PARAGRAPH 4.A.(2) AND TABLE 204 AS WELL AS DRAWING 146A5810 SHEET 54.;[02] VERIFIED CORRECTIVE ACTION 1;[03] ATTACHED CURE SHEET.;[04] VERIFIED CORRECTIVE ACTION 3