Service difficulty report · Structure · Aerosp ATR72

Difficulty date
September 5, 2012
Submitted
September 10, 2012
Operation
Air carrier
Aircraft
N425MJ
Make and model
Aerosp ATR72
Aircraft serial
425
Aircraft time
31,097 hours, 34,631 cycles
Engine
Pwa PW127
Part
Structure
Condition
Corroded
Location
Lt Wing
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

DURING MX INSPECTION, FOUND THE LT WING ELECTRIC FUEL PUMP SURROUNDING AREA CORRODED. ACFT REMOVED FROM SERVICE. REMOVED CORROSION IAW 51-21-42, BLEND OUT REF 51-21-58. PERFORMED EDDY CURRENT INSPECTION ON BLENDED AREA IAW NTM MANUAL 51-60-00, NO DEFECTS NOTED. PERFORMED ROTO TEST IN THE AFFECTED FASTENERS HOLES. APPLIED ALODINE 1200 TO THE AFFECTED AREA IAW EO E2-5700-491. ACFT RETURNED TO SERVICE.