TC reported suspected wheel flat at FDTcar. ~~~~~ 3550 - TC reported suspected wheel flat at FDTcar. CE checked:3550 bogie1 having wheel flat noise  3550 check bogie 1 and 2 found A1 wheel having wheel flat (20x20)mm. Perform dump valve funtion test ok Notif:2502347 Done by Tay HK 45109