#3634,B3 door train door obstacle detect ~~~~~ #3634,B3 door train door obstacle detected(Train Prep)  No Fault Code TIMS shows obstacle detected (blue in colour) at 3634 B3 door when door opens. Door was unable to open. Checked and found 3634 B3 RHS door roller damaged. Replaced with iron rollers for both LHS and RHS doors. After replacing door rollers, cyclic test 20x and static test passed. Door operation was smooth and DIR and DMI were able to light and extinguish. Done by: Saini/Din/Morgan/Kumar 18.3.24