What was found
CORROSION DAMAGE WAS DISCOVERED ON FRAME 3 (PN: L533M1028221) AND ON THE FRAME 3 UPPER T CAP (PN: L533M1028203) AT APPROXIMATELY FUSELAGE STATION 3,150MM. REPLACEMENT PARTS WERE NOT AVAILABLE; THEREFORE, A REPLACEMENT FRAME AND T CAP WERE FABRICATED OUT OF 0.032” 2024-T3 AND 7075-T6511 RESPECTIVELY. THE FRAME 3 WEB FABRICATION IS ACCOMPLISHED PER AIR METHODS ENGINEERING AUTHORIZATION 23-5300-EA-4757, INITIAL REVISION DATED 17 MAY 2024 AND IS SUBSTANTIATED BY FAA FORM 8110-3 BY RYAN D. LEE, DER-Y # 905240204, DATED 22 MAY 2024 WITH DER SPECIFIC SEQUENCE # 24RL014AM. THE T CAP FABRICATION IS ACCOMPLISHED PER AIR METHODS ENGINEERING AUTHORIZATION 23-5300-EA-4760, INITIAL REVISION DATED 30 MAY 2024 AND IS SUBSTANTIATED BY FAA FORM 8110-3 BY RYAN D. LEE, DER-Y # 905240204, DATED 31 MAY 2024 WITH DER SPECIFIC SEQUENCE # 24RL015AM.