During train prep, found #1667 both A/C ~~~~~ FURTHER CHECKED FOUND 1667 AC1-1 COMPRESSOR MOTOR SHORTED TO GOUND.U,V,W ISOLATED AND TAGGED.REQUEST FOR CCU C/O.MONITOR AN HOUR BOTH AC ABLE TO CUT IN/OUT.TEH/RAGHU 01.02.2023 #1667 AC1 CCU C/O  NOTIFICATION 2457727