TC reported suspected wheel flat at car3524. TC reported suspected wheel flat at car 3524. ERS-15 ~~~~~ TC reported suspected wheel flat at car     #3524 Check wheel condition no abnormalities.Check anti rolling device ok.Check axle bump stop,stop bolt within criteria.Check RS2A,3B within spec.Dump v/v test ok.Brake shoe ok,brake status and physical operation on/off ok.Suspect knocking sound found from coupler handle ,reposition the coupler handle ok. Side finding from car #2524:- B1-Wheel pitted. B3-Wheel flat (35x65)mm,(40x70)mm + pitted. Not: 2472994 raise to HM. Checked by Haslan/Asruddin. 23/03/23