Train doors at rear DT car 'A1' door were not proven closed. TC recycled train doors once - ok. ~~~~~ FAULT U BLE TO DUPLICATED.BOTH DOOR LEAF ROLLER CHECKED OK.J RAIL,DOOR MECHANISM OK.DCS OK.DOOR LOCKING MECHANISM OK.DOOR AT LHS SLIGHTLY OUT OF ALIGNMENT.REALIGN THE DOOR LEAF TO CRITERIA 64MM.PERFORMED DOOR CYCLIC TEST 10X OK.DOOR RESISTANCE 6.5kgSATIC.TIMING OK.FOD CHECKED AND DIR/DMI OK. JIMMY/RAGHU 19.06.2022