SDR AALA200800331

Service difficulty report · Skin · Boeing 767223

Difficulty date: January 31, 2008
Submitted: February 22, 2008
Operation: Air carrier
Aircraft: N324AA
Make and model: Boeing 767223
Aircraft serial: 22325
Aircraft time: 84,775 hours, 15,991 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Corroded
Location: Bs 412-434 S37l
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

AFW - FUSELAGE SKIN HAS CORROSION ON INNER SURFACE AT STATION 412 TO 434 UNDER S37L. BLENDED OUT CORROSION USING A MINIMUM TAPER RATIO OF 20 TO 1. VISUALLY CONFIRMED NO FURTHER CORROSION. PERFORMED HIGH FREQUENCY EDDY CURRENT ON BLENDED AREAS AND HOLES SURROUNDING BLENDS. TREATED BLENDED AREAS WITH ALODINE AND TWO COATS PRIMER AND FILLED WITH BMS595 SEALANT.