What was found
THE FUSELAGE SKIN AND UNDERLYING DOUBLER WAS FOUND TO HAVE A .625 INCH CRACK IN THE UPPER FWD CORNER OF THE L-1 DOOR CUTOUT. THE SKIN IS M/F FROM 0.040 2024-T3 CLAD AND THE BONDED DOUBLER IS COMPOSED OF 0.036 2024-T3 CLAD. TEMPORARY - LISTED ON SHTS 2-4 OF ER/A - PERMANENT - REMOVE EXISTING REPAIR DOUBLER AND ACCOMPLISH EO 4-59879-3AD WITHOUT DEVIATION.