What was found
RIGHT AFT FUSELAGE FRAME 75, SKIN CRACK ABOVE STRINGER 2, MARKED SETTINGS FREQ 400KHZ, ANGLE 131, H-71.0, V-81.0, LP FILTER 100, PROBE 100-500. ACCOMPLISHED REPAIR TO RT AFT FUSELAGE FRAME 75, SKIN ABOVE STRINGER 2 IAW ERS-EM-53MR-2034. SEE WIPS & TASK FOR DETAILS.