TC reported FM2 train doors not proven closed. Tc opened and closed train doors once to clear fault.TC reported FM2 train doors not proven closed. Tc opened an d closed train doors once to clear fault. ~~~~~ 2644 TC reported train doors not proven closed. Tc opened and closed train doors once to clear fault. CE 2644 All doors proven open and closed. No faults. Depot 2644 train doors operational check.  2644 performed the following checks : 1) Check history DCP swapped before & date: NIL 2) Check fault code: FC 042 (A2 door open operation time-out) 3) FOD found: N 4) Weather strip condition ok: Y 5) Removed door checked roller condition ok:    LHS door outer roller delaminated, RHS door outer roller         pitted, both rollers replaced with new. 6) Clean J-rail & guide rail: Y 7) Push/pull door smooth & no wobble: Y   (after roller replacement) 8) Door cyclic test 20x, DIR extinguish ok: Y 9) TIMS door static timing test pass: Y   (after roller replacement) 10) Door lock switch red line flush with surface for positive           latching: Y 11) Door close switch actuating plate distance ok: Y 12) Door gap (criteria 63mm+1.5mm):  63.9mm Replaced #2644 both LHS & RHS outer rollers. Function test door operation - OK.  Sarma/Sugu/Anand/Lee PT 45174