Service difficulty report · Attach Angle · Boeing 7377H4

Difficulty date
January 19, 2022
Submitted
January 25, 2022
Operation
Air carrier
Aircraft
N487WN
Make and model
Boeing 7377H4
Aircraft serial
33854
Aircraft time
58,934 hours, 34,877 cycles
Part
Attach Angle
Condition
Cracked
Location
Rh Wheel Well
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

CRACK FOUND IN RT AC BAY UPPER ATTACH ANGLE AT BS 663 RBL 8. CRACK VERIFIED WITH HFEC. CUT & REMOVED ATTACH ANGLE IAW SRM 57-10-10-2R-5 FIG 202 SHEET 4; PERFORMED DVI OF REPAIR AREA & UNDERLYING STRUCTURE. NO DEFECTS NOTED IAW SRM 57-10-10-2R-5 REPAIR 5; FABRICATED REPAIR PARTS IAW SRM 57-10-10-2R-5 REPAIR 5. TREATED & PRIMED REPAIR PARTS & CUT EDGE IAW SRM 57-10-10-2R-5 REPAIR 5; INSTALLED IAW SRM 57-10-10-2R-5 REPAIR 5. APPLIED FILET SEAL & CAP SEAL TO REPAIR & REPAIR FASTENERS IAW SRM 57-10-10-2R-5 & AMM 51-31-00-390-805. CAP SEAL EXTERIOR AREA ONLY.; APPLIED CIC TO REPAIR AREA IAW SRM 57-10-10-2R-5 STEP O. CAP SEALED TANK FASTENERS INTERNALLY IAW SRM 57-10-10-2R-5 & AMM 51-31-00-390-805.

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