What was found
CHAFING DAMAGE WAS DISCOVERED ON THE LOWER R/H FRAME 4 INBOARD SKIN LOCATED JUST FORWARD OF THE R/H HEATING DUCT OUTLET. THE CHAFING DAMAGE MEASURED 0.027” IN DEPTH AND APPROXIMATELY 0.2” X 0.6”. THE CHAFING DAMAGE WAS TRIMMED OUT AND A 0.040” 2024-T3 REPAIR DOUBLER WAS FABRICATED AND INSTALLED. A DETAILED DESCRIPTION OF THE DAMAGE AND APPROVED REPAIR PROCEDURE IS PROVIDED IN AIR METHODS ENGINEERING AUTHORIZATION 23-5300-EA-5582 REV – DATED 31 MAR 2026 AND IS SUBSTANTIATED BY FAA FORM 8110-3 BY RYAN D. LEE, DER-Y # 905240204, DATED 01 APR 2026, DER SPECIFIC SEQUENCE # 26RL011AM.