Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
March 20, 2023
Submitted
March 30, 2023
Operation
Air carrier
Aircraft
N237WN
Make and model
Boeing 7377H4
Aircraft serial
34632
Aircraft time
56,643 hours, 33,854 cycles
Part
Floor Panel
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

DOT A24-24 CENTER CABIN FLOOR PANEL 231ZF HAS PULLED COMPOSITE FIBERS ON UPPER SURFACE.<[01] FOUND AREAS OF PULLED FIBERS ON 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-E<BR>VERIFIED BOND MATERIALS AS FIBERGLASS--BMS9-3 (A162523); RESIN--EPOCAST50A1 (A172552) 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 231ZF 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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