Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
January 24, 2023
Submitted
February 2, 2023
Operation
Air carrier
Aircraft
N227WN
Make and model
Boeing 7377H4
Aircraft serial
34450
Aircraft time
57,729 hours, 34,495 cycles
Part
Floor Panel
Part number
NOTENTERED
Part serial
NOTENTERED
Condition
Damaged
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

A-204 DOT #31. FLOOR PANEL 231YF; UPPER FACE SHEET HAS MISSING FIBERS.<[01] EVALED UPPER SURFACE OF FLOOR PANEL 231YF. FOUND IN REPAIRABLE LIMITS OF B737-700 SRM 53-00-50-2R-1 REPAIR 1;[02] PREPPED UPPER SURFACE OF FLOOR PANEL 231YF FOR WET LAY-UP IAW B737-700 SRM 53-00-50-2R-1 REPAIR 1 STEPS 3 (A-J);[03] VERIFIED MATERIALS FOR WET LAY-UP REPAIR PLIES TO UPPER SURFACE OF FLOOR PANEL 231YF IAW B737-700 SRM 53-00-50-2R-1 REPAIR 1 TABLE 201<BR><BR>RESIN BMS 8-201 TY IV (A159478)<BR>FABRIC BMS 9-3 TY H3 (A162523)<BR>POTTING COMPOUND BMS 5-28 (A153169);[04] VERIFIED STEPS 1; 2; & 3;[05] OK TO BOND GIVEN;[06] BONDED REPAIR PLIES TO UPPER SURFACE OF FLOOR PANEL 231YF IAW B737-700 SRM 53-00-50-2R-1 REPAIR 1 STEPS 3 (K-O)<BR>REPAIRS COMPLETE;[07] JOB COMPLETE; AUDIT C/W

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