Pax feedback to station staff (ADM) train doors at rear DT car 3544 were noisy. Staff (YIS) monitore d and feedback that there was some screeching noise heard atDoor 21 and Door 24 when train doors closing. No abnormalit  ~~~~~ Pax feedback to station staff (ADM) train doors at rear DT car 3544 werenoisy. Staff (YIS) monitored and feedback that there was some screechingnoise heard at  Door 21 and Door 24 when train doors closing. No abnormalites
 Check and found 3544 B4 door RHS rubbing sound when door closing Observed rubbing marks on the exterior of carbody. Unable to carry out rectifications due to stabling track has no platform. Raise ops20 to check 3544 B4 door post weather strip Done by Koh/ Joshua 05/10/21

To check 3544 B4 RHS door weather strip  3544 B1 door remove 1 RHS door shim, B4 door LHS/RHS remove 1 shim. Apply a fine amount of crowning at the weather strip. door cyclic test check ok. No rubbing noise. 3544 B1 door have slight rubbing noise before rectifications Done by Asruddin/Zulq
05/10/21