What was found
BLADE SN K51401 COUNTERWEIGHT MOUNTING HOLE HAS BEEN MODIFIED WITH A THREADED INSERT. INSERT IS NOT A HELI-COIL PN 1191-7CN0438 WHICH IS CALLED OUT IN THE SRM. BLADES SN K49771 SOCKET NR1 HAD GLUE UNDERBEARING RACE. BLADE SN K49771, SN K51401, SN K51447 HAVE DAMAGE IN AREA D-E WHICH IS NOT PERMITTED IAW SRM, BLADES ARE SCRAP. BLADE SN K49771, SN K51401, HAVE CORROSION IN O-RING GROOVE WHICH IS NOT PERMITTED IAW SRM, BLADES ARE SCRAP. HUB SN 757101 HAS A REPAIR ON BEARING RACE SEATING AREA. NO REPAIRS ALLOWED WITHIN 1.00" OF THE SEATING AREA IAW THE SPM 100 MANUAL. BLADE SOCKET NR 1 IN THE HUB, HAD GLUE UNDER BEARING RACE. NOT APPROVED BY C500 SERIES MANUAL.