What was found
DURING THE REMOVAL OF THE INTERIOR AND HEADLINER IN PREPARATION FOR INSPECTION, NOTED THE SPRING STEEL CLIPS THAT RETAIN THE INNER WINDOWS WERE EXTENSIVELY RUSTED, SEVERAL TO A POINT OF TOTAL DESTRUCTION. IN ADDITION, THE MAIN CABIN STRUCTURE (TO WHICH THE CLIPS ARE RIVETED), WAS SEVERELY CORRODED. THE SPRING CLIPS ARE A STANDARD CESSNA PART, SIX CLIPS ARE USED ON EACH WINDOW. UPPER CLIPS, CESSNA, P/N 571-9042-1. LOWER CLIPS, CESSNA, P/N 571-9042-2.