SDR QXEA200400639

Service difficulty report · Panel · Bombdr DHC8401

Difficulty date: August 14, 2004
Submitted: August 31, 2004
Operation: Air carrier
Aircraft: N400QX
Make and model: Bombdr DHC8401
Aircraft serial: 4030
Aircraft time: 7,741 hours, 8,696 cycles
System (JASC): 5730 · Wing, Plate/Skin
Part: Panel
Condition: Corroded
Location: Zone 600
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

PDX - LITE FRETTING CORROSION FROM 14 COUNTER SINKS AT FORWARD EDGE OF PANEL USING SCOTCH BRITE ON AFT EDGE OF PANEL. NO MEASUREMENTS TAKEN, FRETTING DAMAGE AND REMOVED CORROSION FROM REMAINING 42 COUNTER SKINS USING SCOTCH BRITE. NO MEASUREMENTS TAKEN. MEASURED AND MAP COUNTER SINKS FOR ENGINEERING EVALUATION. HFEC INSPECTED BLENDS FOR CRACKS IAW D8-400 NDTM PART 1, 51-00-06. NO CRACKS NOTED. REPLACED PANEL WITH NEW FROM STOCK.