DC reported 3624 BCU fault during train ~~~~~ DC reported 3624 BCU fault during train     Downloaded ER on PTU006.From ER observed #3624 encopuntered BCU com. error.Replaced BCU and carried out brakes cyclic/function test-ok. BCU-Old s/n: 1419-003  New s/n: 1550-316 Done by Kumar/Jack/Sateesh/Koh. 11/02/20