Train encountered power fault at Front M2 car while arriving station. Unable to reset at CCK, KRJ & MSL . Train Performance - ok. ~~~~~ Checked and found FC 820,821,827. Further check found 3 pcs of precharging resistor OL of which 2 was in a single line causing 3x power fault. Checked CCD fuse, CCD height, CCD shoe - satis. Checked INV1, INV2, BCH, Line breaker -ok. Replaced pre-charging resistor-ok. Conducted power/ no power test -satis. Limited movement-satis. Done by: Saini and Asruddin