SDR FDEA202008071796

Service difficulty report · Floorbeam · Doug MD11F

Difficulty date: August 7, 2020
Submitted: August 7, 2020
Operation: Air carrier
Aircraft: N585FE
Make and model: Doug MD11F
Aircraft serial: 48481
Aircraft time: 88,429 hours, 20,269 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 420
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

UPON REMOVAL OF LAVATORY MODULE IN THE CABIN, RIGHT. BS 420, X -20 - X -27, THE FLOORBEAM STRUCTURE WAS FOUND CORRODED. FLOOR SUPPORT REMOVE AND REPLACED BY FABRICATION PER DOUGLAS DRAWING # WSP0668 REVISION 'B' AND INSTALLED PER MD - 11 AMM 20-50-02 . REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

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