1645 BCU fault(Train Prep) ~~~~~ 1645 BCU fault(Train Prep)     #1645 FC: 301,307 (BCU com fault)BCU comm error 6. Brake cyclic 1st check ACU ok no leak with & without 750vdc. Replace 1st BCU,BCP shoot up than normal for B1,2,3.Replace control pressure transmitter BCP slight improve. Replace 2nd BCU ok.Set WDC setting 838.Brake cyclic test ok,BCP within criteria. #1645-Pressure Transmitter: Not: 2231783 raise to RSW. 1st BCU-New s/n: 1323049 Not: 2231785 raise to RSW 2nd BCU-New s/n: 1544-289  Old s/n: 1509-162 Not: 2231784 raise to RSW Done by Zulq/Asruddin. 22/12/20