SDR FDEA200910143571

Service difficulty report · Floor Support · Boeing 75723A

Difficulty date: October 14, 2009
Submitted: October 14, 2009
Operation: Air carrier
Aircraft: N921FD
Make and model: Boeing 75723A
Aircraft serial: 24924
Aircraft time: 68,004 hours, 21,149 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Condition: Corroded
Location: Bs 310-324
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

MAIN CABIN FLOOR STA 310.5 TO 324 RBL 30 HAS AREAS OF CORROSION AROUND NUT PLATES. (OUT OF LIMIT) REMOVED FLOOR SUPPORT (CHANNEL) IAW SRM 51-40-02. FABRICATED IAW SRM 51-10-02. INSTALLED NEW FLOOR SUPPORT (CHANNEL) STA 310-324, RBL 24, IAW SRM 51-40-02. CATEGORY "A". MAJOR REPAIR.

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