Train encountered power fault at Front M2 car while arriving station. Reset at BBT2, BGB2 and CCK2 b ut to no avail. TC feedback train performance - ok. ~~~~~ Train encountered power fault at Front M2-2546. Checked TIMS found FC139 (Propulsion L1 failure). Further checked found L1 contactor tip melted. Replaced new L1 and checked CCD shoe/fuse, INV1-2, BCH and LB - satis. Performed depot limited movement ok. Notification to CSC: 2517938 S/N: 1030414 (O) 1055494 (N) Done by Jack, Rizman, Sanip, Koh. 24/8/2023