Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
May 21, 2023
Submitted
June 16, 2023
Operation
Air carrier
Aircraft
N8535S
Make and model
Boeing 7378H4
Aircraft serial
63596
Aircraft time
19,603 hours, 9,695 cycles
Part
Floor Panel
Part number
UNKNOWN
Condition
Delaminated
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

PASSENGER CABIN FLOOR PANEL 222CF HAS DELAMINATION ON PANEL<[01] IDENTIFIED PANEL MATERIAL IAW SRM 53-00-50-0I-1 FIG 2 TABLE 2.<BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-00-50-1A-1 PARA 4.F.<BR>DAMAGE WILL BE REPAIRED IAW SRM 53-00-50-2R-1.<BR>REMOVED 29EA INSERTS TO FACILITATE REPAIR IAW SRM 53-00-50-2R-1 PARA 3.B.<BR>REMOVED DAMAGED SKIN PLIES ON UPPER SURFACE; CLEANED REPAIR AREA AND FABRICATED REPAIR PLIES USING BMS 9-3H2 LOT#1522395-2 IAW SRM 53-00-50-2R-1 PARA 3.C;E-F AND K(1).;[02] VALIDATED APPLICABILITY OF SRM 53-00-50-2R-1.;[03] INSPECTED AND VERIFIED CORRECTIVE ACTIONS 1 AND 2. <BR><BR>VERIFIED MEASUREMENTS TABLE.;[04] INSTALLED REPAIR PLIES USING BMS 8-201TY4 LOT#1527294-1; VACUUM BAGGED; LEAK CHECK GOOD WITH VACUUM GAUGE ID:ATS2441 CAL DUE 08/2023 IAW SRM 53-00-50-2R-1 PARA 3.K(1)-L(1).;[05] INSPECTED AND VERIFIED CORRECTIVE ACTION 4.;[06] CURED REPAIR USING THERMOMETER ID:ATS2208 CAL DUE 10/2023 IAW SRM 53-00-50-2R-1 PARA 3.M(1).;[07] UN-BAGGED; TRIMMED EXCESS MATERIAL; INSTALLED (29EA) THROUGH INSERTS USING BMS5-107 CL1 LOT#AK2KP8383K-1; AND CURED INSERTS UNDER HEAT LAMP USING THERMOMETER ID:ATS2208 DUE:10/2023 IAW SRM 53-00-50-2R-1 PAR.3 M(1) & N; AND BOEING DWG 141A5810-750<BR><BR>JOB COMPLETE;[08] VERIFIED CORRECTIVE ACTIONS 6 AND 7;[09] UPLOADED CURE SHEET. JOB COMPLETE;[10] FINAL INSPECTION. JOB COMPLETE.

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