SDR FDEA201305301144

Service difficulty report · Floorbeam · Boeing 757236

Difficulty date: May 30, 2013
Submitted: May 30, 2013
Operation: Air carrier
Aircraft: N978FD
Make and model: Boeing 757236
Aircraft serial: 24119
Aircraft time: 50,850 hours, 21,982 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: BAC1518338A
Condition: Damaged
Location: Zone 200
Stage of operation: IN
How discovered: U
Nature of condition: O
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FLOORBEAM AT BS 1280 UPPER CHORD HAS NICKS, GOUGES, MISDRILLED HOLE AND NUMEROUS SHORT EDGED MARGIN HOLES. CLEANED AND REWORKED 3 EA. MISDRILLED HOLES, CHECKED LIMITS, EDGE MARGINS HOLES, FLOORBEAM FOUND TO BE OUT OF LIMITS IAW-SRM-51-40-06, REMOVED FLOORBEAM IAW SRM-51-40-02, FABRICATED NEW FLOORBEAM IAW DWG 146N5005 IAW-8SRM-53-60-51, PG 3, FIG.1. INSTALLED NEW FLOOR BEAM IAW-SRM-51-40-02 AND DWG 146N5005, CAT."A"MAJOR REPAIR.