Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
December 15, 2021
Submitted
January 17, 2022
Operation
Air carrier
Aircraft
N8675A
Make and model
Boeing 7378H4
Aircraft serial
35976
Aircraft time
20,667 hours, 9,472 cycles
Part
Floor Panel
Condition
Corroded
Location
Fuselage
Stage of operation
UK
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

FWD CARGO COMPARTMENT FLOOR PNL # 120CF FWD; L/H AND R/H SIDES TOP SKIN UNDER CAP STRIPS IS CORRODED THE LENGTH AND WIDTH OF PNL AS MARKED ; / [01] VERIFIED LIMITS; CORROSION LENGTH EXCEEDS 20' OUT OF LIMITS IAW SRM 53-00-53-1A-1 FIGURE 102.; [02] VERIFIED MATERIAL FOR NEW FLOOR PANEL; 2024-T3 .071' ATAG A106977 IAW AMM 25-52-01-201-801 SECTION C; [03] VERIFIED STEPS 1 AND 2; [04] FACBRICATED REPLACEMENT FLOOR PANEL IAW AMM 52-52-01-201-801 SECTION F.; [05] VERIFIED ITEM 4<BR><BR>OK TO TREAT AND PRIME; [06] APPLIED CHEMICAL CONVERSION AND PRIMER TO LOWER SURFACE OF FLOOR PANEL IAW AMM 51-21-41-370-802 AND AMM 51-21-72-370-804.; [07] VERIFIED LIMITS; CORROSION LENGTH EXCEEDS 20' OUT OF LIMITS; FACBRICATED REPLACEMENT FLOOR PANEL; APPLIED CHEMICAL CONVERSION AND PRIMER TO LOWER SURFACE FOR FWD CARGO FLOOR PANEL 120CF. SEE ABOVE FOR COMPLETED WORK.; [08] VERIFIED STEPS 6 AND 7<BR>AUDIT CW

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