Front M1 car 'B2' train door not provenclosed. TC opened and closed train doors once - ok. Front M1car 'B2' train door not proven closed. TC opened and closed train doors once - ok. ~~~~~ 1529 B2 train door not proven closed. TC opened and closed train doors once - ok. CE : 1529 B2 door check door ops found door proven fully closed. Depot to check.  1529 performed the following checks : FOD found: N Weather strip condition ok: Y Roller condition ok: N, 1529 B2 RHS outer roller delaminated Clean J-rail & guide rail: Y 10/20mm gauge test pass: Y, after rectification Push/pull gauge test pass: Y, after rectification Manifold & actuator leaking: N    Door cyclic test 20x, DIR extinguish ok: Y, after rectification TIMS door static timing test pass: Y, after rectification Door magnet valve no residue voltage when closed: Y Replaced 1529 B2 RHS outer roller.  Sarma/Alan/Lee PT/Kamarul/Anand/Shafie 45218