Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
February 14, 2023
Submitted
March 1, 2023
Operation
Air carrier
Aircraft
N231WN
Make and model
Boeing 7377H4
Aircraft serial
32499
Aircraft time
57,095 hours, 34,112 cycles
Part
Floor Panel
Condition
Pulled
Location
Zn 100 Fus Lower
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 A24-10 CENTER CABIN FLOOR PANEL 231ZF HAS PULLED COMPOSITE FIBERS ON UPPER SURFACE.<[01] EVALUATED PANEL 231ZF AND FOUND PULLED FIBERS AND DENTS ON UPPER SURFACE. FOUND TO BE REPAIRABLE. IAW B737-700 SRM 53-00-50-2R-1 PAR 1A. CLEAN AND PREP FOR REPAIR. IAW B737-700 SRM 53-00-50-2R-1 PAR 3 A;C;E&F. VERIFIED MATERIALS: BMS 5-28 (A145043); BMS 9-3 (A135494); BMS 8-201 (A156918). IAW B737-700 SRM 53-00-50-2R-1 TABLE 201. APPLIED POTTING COMPOUND. IAW B737-700 SRM 53-00-50-2R-1 PAR 3G-J. NEED OK TO BOND.;[02] VERIFIED STEP 1 AND OK TO BOND;[03] BONDED REPAIR. IAW B737-700 SRM 53-00-50-2R-1 PAR 3K-M.;[04] REPAIRED PULLED FIBERS AND DENTS ON UPPER SURFACE OF PANEL 231ZF. IAW B737-700 SRM 53-00-50-2R-1; SRM 53-00-50-2R-0.;[05] VERIFIED STEPS 3-4

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