Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
March 9, 2023
Submitted
March 21, 2023
Operation
Air carrier
Aircraft
N235WN
Make and model
Boeing 7377H4
Aircraft serial
34630
Aircraft time
56,415 hours, 33,967 cycles
Part
Floor Panel
Condition
Delaminated
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

A225-003 FLOOR PANEL 241 AF HAS DELAMINATION OF TOP COMPOSITE LAYERS.<[01] EVALUATED AND FOUND DAMAGE TO UPPER SURFACE TO BE REPAIRABLE IAW SRM 53-00-50-2R-0 REPAIR GENERAL TABLE 201 REPAIR 1<BR>CLEANED AND PREPPED UPPER SURFACE IAW SRM 53-00-50-2R-1 STEPS 3A;C-F<BR>VERIFIED REPAIR MATERIALS AS----GLASS FIBER-BMS9-3 (A162523); RESIN-EPOCAST 50A (A166822) IAW SRM 53-00-50-2R-1 TABLE 201<BR>NEED OK TO BOND.;[02] VERIFIED STEP 1 AND OK TO BOND;[03] BONDED REPAIR IAW SRM 53-00-50-2R-1 STEPS 3K-M. TAP TEST GOOD.;[04] REPAIRED DAMAGE TO UPPER SURFACE OF FLOOR BOARD 241AF IAW SRM 53-00-50-2R-0 REPAIR GENERAL AND SRM 53-00-50-2R-1 REPAIR 1. TAP TEST GOOD.;[05] VERIFIED STEPS 3-4

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