TC reported TIMS indicated Rear DT car B1 door obstacle detected. Train doors was able to open and c lose normally. Staff (LKS) checked and confirmed - Rear DT B 1 door was unable to open or close fully with a gap of 4 inc ~~~~~ FOUND 3614 B1 DOOR LHS DOOR LEAF MAIN ROLLERS DEMAGED,GUIDING ROLLER OK.C/O NEW MAIN ROLLERS.CLEAN J-RAIL.CHECKED DOOR RESISTANCE OK.FUNCTION TEST AND DOOR CYCLIC TEST OK.IBRAHIM/JIMMY/RAGHU 23.03.2022