What was found
DURING COMPLIANCE WITH AD87-20-03 R2, FOUND SEVERE CORROSION IN/ON COPILOT RT OB SEAT TRACK TO APPROX HALF THICKNESS OF TRACK. CORROSION WAS PROGRESSING INTO FLOOR PAN.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING COMPLIANCE WITH AD87-20-03 R2, FOUND SEVERE CORROSION IN/ON COPILOT RT OB SEAT TRACK TO APPROX HALF THICKNESS OF TRACK. CORROSION WAS PROGRESSING INTO FLOOR PAN.