SDR SWAA2022111660918

Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date: October 17, 2022
Submitted: November 16, 2022
Operation: Air carrier
Aircraft: N207WN
Make and model: Boeing 7377H4
Aircraft serial: 34012
Aircraft time: 56,256 hours, 33,707 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 986
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

CORROSION AT AFT CABIN WET AREA FLOORBEAM UPPER TEE BS 986.5, RBL 45. REMOVED CORROSION IAW SRM 51-10-02-0G-0. FABRICATED A NEW TEE IAW SRM 53-70-51-2R-4, AND EA 1-753-30838. INSTALLED REPAIR PARTS, TEE, SPLICES, & INTERCOSTAL IAW SRM 53-70-51-2R-4, AND EA 1-753-30838, STEPS 22; 23 AND 24.

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