TC reported rear DT car train doors notproven closed. TC recycled once - ok. Staff (KRJ) checked an d confirmed rear DT car B1 train door slow in closing. ~~~~~ TC reported rear DT car train doors not

    Check FC-933,CLE B1 door.Further check found LHS outer roller damage and RHS outer roller damage & inner roller.C/O done.Door function check and static testyed ok.
Done by Rizman. 03/04/23