Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
December 7, 2023
Submitted
December 20, 2023
Operation
Air carrier
Aircraft
N944WN
Make and model
Boeing 7377H4
Aircraft serial
36659
Aircraft time
44,829 hours, 27,356 cycles
Part
Floor Panel
Part number
UNKNOWN
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

PASSENGER CABIN FLOOR PANEL 231KF HAS DELAMINATION DAMAGE ON TOP.<[01] UPDATED STEP 1.;[02] UPDATED STEP 1;[03] IDENTIFIED FLOOR PANEL 231KF IAW SRM 53-00-50-0I-1 FIG. 3 SHEET 1 TABLE 3 AND FOUND DAMAGE TO BE OUT OF ECONOMICAL REPAIR. NEW PANEL TO BE FABRICATED IAW SRM 53-00-50-2R-0 PARA 1.A. NOTE.<BR>CUT NEW PANEL OUT OF BMS4-17 TY6 LOT#1544951-1; LOCATED AND DRILLED HOLES; INSTALLED INSERTS USING BMS5-107 LOT# AK3BA2380A/A; AND SET TO CURE UNDER HEAT LAMP IAW SRM 53-00-50-2R-0 PARA 5.S(1)(A)-(E);(G)-(H).<BR>INSTALLED INSERTS CURED UNDER HEAT LAMP MONITORED BY THERMOMETER ID: ATS2208 CAL/DUE: 10/2024; THEN PART MARK AND INSTALLED TAPE IAW SRM 53-00-50-2R-0 PARA 1.A(NOTE); 5.S AND BDWG 143A5810 ID:0580 AND MAINTENANCE WAS ACCOMPLISHED ON STEP 2;[04] VERIFIED CORRECTIVE ACTION ITEM 3 AND MEASUREMENTS TABLE.

More about the Boeing 737-7H4