SDR F3LA200400097

Service difficulty report · Floorbeam · Boeing 7373L9

Difficulty date: September 16, 2004
Submitted: September 16, 2004
Operation: Air carrier
Aircraft: N310FL
Make and model: Boeing 7373L9
Aircraft serial: 26440
Aircraft time: 34,284 hours, 24,595 cycles
Engine: Cfmint CFM563B2
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Fuselage
Stage of operation: IN
How discovered: V
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

DURING C-4 CHECK, INSPECTION REPORTED FLOORBEAM BETWEEN STA 294.5 AND 312, 10.5 INCHES FROM CENTER LT, CORRODED AT STA 312 END. REMOVED UPPER T-CHORD ON FLOOR SUPPORT AT LBL 10.5, STA 294.5 THRU 312, AND INSTALLED NEW UPPER T-CHORD IAW SRM 51-40-02.

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