Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
February 20, 2023
Submitted
March 16, 2023
Operation
Air carrier
Aircraft
N8528Q
Make and model
Boeing 7378H4
Aircraft serial
36927
Aircraft time
19,732 hours, 9,567 cycles
Part
Floor Panel
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

CABIN FLOOR PANEL 242E UPPER SURFACE IS DELAMINATED.<[01] IDENTIFIED PANEL MATERIAL IAW SRM 53-00-50-0I-1 FIG 6 TABLE 6.<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 DAMAGE SKINS PLIES; CLEANED REPAIR AREA AND FABRICATED REPAIR PLIES USING BMS 9-3 ST1581 LOT#1513216-1 IAW SRM 53-00-50-2R-1 PARA 3.C;E-F;K.<BR>OK TO INSTALL;[02] VALIDATED APPLICABILITY OF SRM 53-00-50-2R-1;[03] RII BUYBACK FOR CORRECTIVE ACTIONS 1 AND 2. INSPECTED AND VERIFIED. <BR><BR>VERIFIED MEASUREMENTS TABLE.;[04] INSTALLED REPAIR PLIES USING BMS 8-201TY3 LOT#AK2EP8210K; VACUUM BAGGED; LEAK CHECK GOOD WITH VACUUM GAUGE ID:ATS2107 CAL DUE 04/2023 IAW SRM 53-00-50-2R-1 PARA 3K;L.;[05] RII BUYBACK FOR CORRECTIVE ACTION 4. 5X5 LEAK CHECK PASSED.;[06] CURED REPAIR PLIES AND UNBAGGED IAW SRM 53-00-50-2R-1 PARA 3.M.<BR>USED THERMOMETER ID:ATS2208 CAL DUE 10/2023;[07] FINAL INSPECTION AND RII BUYBACK FOR FLOOR PANEL REPAIR. JOB COMPLETE.;[08] FINAL INSPECTION AND RII BUYBACK FOR FLOOR PANEL REPAIR. JOB COMPLETE.

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