Service difficulty report · Frame · Bombdr DHC8402

Difficulty date
July 1, 2010
Submitted
July 2, 2010
Operation
Air carrier
Aircraft
N425QX
Make and model
Bombdr DHC8402
Aircraft serial
4039
Aircraft time
8,981 hours, 9,447 cycles
Part
Frame
Condition
Corroded
Location
Bs 547
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

C CHECK - FRAME AT X547.000 HAS CORROSION ON FWD SIDE AROUND SHOP HEAD OF RIVET AROUND LT STR 32. REMOVED CORROSION BY BLENDING IAW RD 8/4-53-2344. HFEC INSPECTED AT BLENDED AREA FOR CRACK IAW D8 Q400 NDTM PART 6, 51-00-01, NO CRACKS NOTED. UT THICKNESS CHECKED AT BLENDED AREA IAW D8 Q400 NDTM PART 1, 51-00-04, LOW=.045". ORIGINAL THICKNESS IS .050" BLEND FOUND OUT OF LIMITS IAW RD 8/4-53-2344. REMOVED DAMAGED FLANGE IAW RD 8/4-53-017. HFEC IAW D8 Q400 NDTM PART 6, 51-00-01 AT CUTOUT, NO CRACKS NOTED.