Train doors were not proven closed at car 3623. TC opened and closed train doors a few times to clea r fault. ~~~~~ #3623 CHECK AND FOUND A2 DOOR C-CLIP FAULTY.DONE REPLACE WITH NEW C-CLIP.CHECK ALL DOOR IN3623 CHECK FOD OK,ROLLER CONDITION OK.DOOR OPENING AND CLOSING TIMING OK.10MM AND 20MM DOOR CHECK OK.MULTIPLE TIME DOOR CYCLING TEST OK. GANESAN/TEH/LEONG/HARIHARAN 08.05.2024