SDR QXEA2012101801308

Service difficulty report · Floorbeam · Bombdr DHC8402

Difficulty date: October 18, 2012
Submitted: October 24, 2012
Operation: Air carrier
Aircraft: N407QX
Make and model: Bombdr DHC8402
Aircraft serial: 4049
Aircraft time: 27,207 hours, 28,507 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 258
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

CORROSION ON AFT FACE OF FLOORBEAM AT BS 258 ABOVE STR 31P. REMOVED CORROSION IAW SRM 51-21-00-00-02. VERIFIFED AFFECTED AREA TO BE CRACK FREE USING HFEC REF NDTM PT 1 51-00-06-910-801. MIN REMAINING THICKNESS NOTED .026" REF NTM 51-00-04-910-801 PT 1. FLOORBEAM FOUND TO BE OUT OF LIMITS IAW RD 8/4-53-4865. REPAIRED FLOORBEAM IAW RD 8/4-53-4865.