TC reported BCU WSP timer at rear DT car. ~~~~~ TC reported BCU WSP timer at rear DT car     Check Tims observed FC-327 BCU speed prode fault occurance multiple timd.Further check found Techo gen 4 was OL. Check techo gen cannon plug ok.Replace Techo gen and conduct depot    shunting 'NO' WSP indication light on. Techo gen 4--Old s/n: 1024112  New s/n: 1249223 Not: 2242635 raise. Done by Sanip/Faddzal/Deeshan.  26/01/21