What was found
DURING A RECTIFICATION INSPECTION OF RENTAL ENGINE, CT SHROUD SEGMENT RETAINING RING OF POST SB 1627 CONFIG FOUND LOOSE AND MINOR SHIFTING OF CT SHROUD SEGMENT WAS NOTED. CT SHROUD SEGMENT-RETAINING RING WAS OF POST SB 1627 CONFIG AND CT SHROUD SEGMENTS (P/N 3053094) WERE PER SB 1628. QTY 6-RUB SPOTS WERE NOTED ON CT SHROUD SEGMENTS WITH MINOR RUB ON CT BLADES. CT SHROUD SEGMENT-RETAINING RING WAS FOUND DISTORTED AND PARTIALLY DISENGAGED FROM RETAINING GROOVE OF CT SHROUD HOUSING. NO OVER HEATING/BURNING OF HOT SECTION PARTS NOTED. INSPECT OF CT SHROUD HOUSING WAS DONE AND ROUNDNESS OF ALL CRITICAL DIAMETERS NOTED WITHIN O/H MANUAL LIMIT. SHIFTING OF CT SHROUD SEGMENTS WAS DUE TO PARTIAL DISENGAGEMENT OF