Service difficulty report · None · Boeing 7377H4

Difficulty date
February 3, 2022
Submitted
March 3, 2022
Operation
Air carrier
Aircraft
N469WN
Make and model
Boeing 7377H4
Aircraft serial
33859
Aircraft time
59,572 hours, 35,384 cycles
Part
None
Condition
Corroded
Location
Fwd Cabin
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

CORRODED BS 312 FLOORBEAM LBL 36-LBL 42; WL 208. NO ALLOWABLE LIMITS IN SRM. REMOVED CORROSION IAW SRM 51-10-02-0G-0. NDI UT INSPECTION, FOUND REPAIRABLE IAW SRM 53-10-51-2R-15 REPAIR 15, FLAP PEEN BLENDED AREAS IAW SRM 53-10-51-2R-15 REPAIR 15 PAR.4.B(2). PERFORMED DVI OF THE DAMAGE AREA IAW SRM 53-10-51-2R-15 REPAIR 15 PAR.4.C. NO OTHER DAMAGED FOUND. FABRICATED STRAP & 2 FILLERS IAW SRM 53-10-51-2R-15 REPAIR 15 PARG. 4. (D-I). APPLIED A CHEMICAL CONVERSION COATING IAW SRM 53-10-51-2R-15 REPAIR 15 PARG. 4.J. & SRM 51-20-02-0G-0. APPLIED PRIMER IAW SRM 53-10-51-2R-15 REPAIR 15 PARG. 4.K. AND SOPM 20-41-02. INSTALLED REPAIR IAW SRM 51-40-02-0G-0 & SRM 53-10-51-2R-15 REPAIR 15 PARG. 4.(L-O) FIG.204.

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