'B1'train doors at RM1 car was not proven closed. TC recycled once to no avail. SM (ADM) isolated the faulty train door in close position for train to depart.Thereafter SM (WDL) assisted to paste the sticker on the fa  ~~~~~ 'B1'  train doors at RM1 car was not pro     Further check found #2566- B1 door closing speed not sync with other door,adjusted door speed and test ok.No FOD observed and no door wobbling.Doorb statis test and door gauge test 10/20mm ok.Door cycle ok.#1566 all door ok and no FOD found. Done by Koh B.S. 02/01/22