TION TITLE REPAIR DWG. 1476-0021" REV. IR 7-17-97 REPAIR - # 1 & # 3 PYLON CORROSION ON FWD ENGINE MOUNTS THE ABOVE DATA IS APPROVED ONLY. FOR AIRCRAFT S/N INSPECTION FOR THE STRUCTURAL DESIGN ASPECT 20115 PURPOSE OF DATA IN SUPPORT OF REPAIR APPLICABLE REQUIREMENTS (List specific sections) CAR 4b