TCfeedback TIMS showed car 1603 A2 door did not open. staff(CCK) confirmed fault. isolated in clos ed at YWT2. staff escort train. staff(MSL) escort to SBW2. C E boarded at ADM. ~~~~~ TC  feedback TIMS showed car 1603 A2 doo     Check Tims,no door related FC.Further check found doors unable to open.Isolated doors,doors were having high resistance when attempting to open manually with signs of wobbling.Removed door leaf found LHS rollers delaminated.Replaced door rollers ok.Door function test ok.All doors timing within criteria.DLS redline ok,door mating strip gap ok.DCS distance ok and push/pull ok. Done by Arthur Sam. 31/10/22