Staff(WDL) at platform SB reported T409doorway #23 train doors were closing shakily. Staff(YIS) che cked and confirmed fault. ~~~~~ 3605 Staff(WDL) at platform SB reported T409 doorway A2 or B2 train doors were closing shakily. Staff(YIS) checked and confirmed fault.  Check the above mention reported no FC. Found 3605 B2 and A2 left hand side outer roller damaged and replace done, Check pull/Push resistance, matting strip, DLS, DCS, DLD, FOD any rubbing mark and clean Jrail/Guide rail ok. Door open and closed several times ok. Door static test within criteria Done by Saini/Haslan/Fadzzal 45209