(Train prep) 1569 TIMS showed brake "NG" ~~~~~ (Train prep) 1569 TIMS showed brake "NG"     #1569 FC 312,331,330,308.Brake cycle test with 750 vdc RCB on-ACU -ok and with out 750vdc found #1569 stuck brake at EM while MCH at B3.Replace ACU and brake cyclic test ok. ACU-New s/n: 1042-074  Old s/n: 1240-100 Not: 2205074 raise to RSW. Done by Saini/Asruddin/Haslan. 01/10/20