3513 TC feedback TIMS showed "BCU unit healthy faulty intermittently" at
front DT car. Train performance - ok.

CE NFF ,OE depot check. ~~~~~ TC feedback TIMS showed "BCU unit health #3513-FC 324,323,322 Check dump v/v 1 & 2 function ok.Check Tacho 1 measure directly ok(1.13kohm)Check tacho 1 cable pin A to A intermittenly OL when shake cable.Pin B-B ok.No fluactation.Replace new cable,recheck ok(1.13kohm)No fluactation. #3513 tacho 1 cable s/n:   Not: 2357353 raise. Done by Haslan/Asruddin. 15/02/22