Train encountered power fault at Front M2 car while arriving station. Reset at YCK SB - ok. Fault re curred departing. Reset at AMK SB - unable to reset. Train p erformance normal. ~~~~~ Train encountered power fault at Front M2(2654) car while arriving station. Reset at YCK SB - ok. Fault recurred departing. Reset at AMK SB- unable to reset. Train performance normal.(X3)

 FC 141 K1 failure. Further check K1 contact tip ok, Wiring security ok and connection correct. No abnormal found on K1.Conduct propulsion power/no power test ok. swap propulsion relay panel from 2564 to 1564 further monitoring in mainline. INV1, INV2, BCH, CCD choes and fuse ok.

Done by Koh/rizman
28/06/2023