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
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

A-204 DOT #24. FLOOR PANEL 231XF; CENTER ROW OF INSERTS HAS DELAMINATION AROUND INSERT LOCATION AT 9 EA LOCATIONS (MARKED IN BLACK)<[01] EVALED UPPER SURFACE OF FLOOR PANEL 231XF. FOUND WITHIN REPAIR LIMITS OF B737-700 SRM 53-00-50-2R-8;[02] PREPPED UPPER SURFACE OF FLOOR PANEL 231XF AROUND CENTER ROW INSERTS FOR RESIN INJECTION IAW B737-700 SRM 53-00-50-2R-8 STEPS 3 (A-D);[03] VERIFIED MATERIALS FOR UPPER SURFACE REPAIR OF FLOOR PANEL 231XF IAW B737-700 SRM 53-00-50-2R-8 REPAIR 8 TABLE 201<BR><BR>RESIN BMS 8-201 TY IV (A162416);[04] VERIFIED STEPS 1; 2 & 3;[05] OK GIVEN TO BOND;[06] INJECTED BMS 8-201 TY IV RESIN IN TO DELAM AREAS ON UPPER SURFACE OF FLOOR PANEL 231XF IAW B737-700 SRM 53-00-50-2R-8 STEPS 3 (E-J)<BR>REPAIR COMPLETE;[07] VERIFIED ITEM 6;[08] AUDIT C/W

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