TC reported TIMS showed "Propulsion commfault" and "Propulsion fault" RM2 car 2623. Train performan ce normal. TC reported TIMS showed "Propulsion comm fault" and "Propulsion fault" RM2 car 2623. Train performance normal ~~~~~ FC 137 PROPULSION PRECHARGING RESISTOR PROTECTION,FC 107 PROPULSION COM FAULT.FC 107 SWAP VVVF CONTROLLER TO 1623 TO BR MONITOR ML.FC 137 PRE CHARGING RESISTOR OL C/O OK..FOUND DCPT1 25VDC,DCPT2 546 VDC.SWAP DCPT1 TO #1623 CHECK AND C/O L1.TM1 AND 2  INSULATION TEST OK.FAULT STILL AT #2623 FC137.REQUEST FOR INV1 C/O.JIMMY/LEONG/RAGHU/GANESAN 26.03.2024

VVVF CONTROLLER SWAP
#2623-312RBO-4H
#1623-312RBO-1H

L1 C/O
OLD-1039238*81/05
NEW- 
NOTIFICATION 2583685

2623 INV1 PROPULSION C/O NOTIFICATION 2583684