Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
February 28, 2023
Submitted
March 10, 2023
Operation
Air carrier
Aircraft
N233LV
Make and model
Boeing 7377H4
Aircraft serial
32501
Aircraft time
57,101 hours, 34,089 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 A24-4 MID CABIN FLOOR PANEL 231YF HAS PULLED COMPOSITE FIBERS ON UPPER SURFACE.<[01] EVALUATED AND FOUND MISSING FIBERS AND MULTIPLE DENTS ON UPPER SURFACE. TAP TEST GOOD. FOUND TO BE REPAIRABLE IAW SRM 53-00-50-2R-1.<BR><BR>CLEANED AND PREPPED IAW SRM 53-00-50-2R-1 STEP 3 A; C; E-F.<BR><BR>VERIFIED MATERIAL IAW SRM 53-00-50-2R-1 TABLE 201. POTTING COMPOUND (E145043); RESIN (A162417); FABRIC (A162523).<BR><BR>APPLIED POTTING COMPOUND IAW SRM 53-00-50-2R-1 STEP 3 F-J. CURED AT 120 DEGREES (AAR 30347 EXP 4-30-23).<BR><BR>REQUEST OK TO BOND;[02] VERIFIED STEP 1 AND OK TO BOND;[03] BONDED REPAIR PLIES IAW B737 SRM 53-00-50-2R-1 PAR 3 STEPS K;L;AND M. TAP TEST GOOD. OVEN B0-06 CAL DUE 4/3/23;[04] REPAIRED CABIN FLOOR PANEL 231YF UPPER SURFACE IAW B737 SRM 53-00-50-2R-1.;[05] VERIFIED STEPS 3-4

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