TC reported car 2603 A1 train doors intermittent indication. Staff (SOM) confirmed train doors was s low in opening. ~~~~~ TC reported car 2603 A1 train doors inte     Check FC-022 #2603-A1 door open time out.Further check found A1 both door outer main roller damage,c/o done.During door function test found A4 door wobbling,found LHS outer roller damaged-C/O done.Door mating strip,push pull,DLS,DSS,Door function and door static test ok. Done by Koh/Jack. 24/04/23