Train encountered Brake fault at FM1. Fault self-cleared. ~~~~~ Train encountered Brake fault at FM1. Fa     #1644 Found brake fault.Replaced ACU and function test-ok.Fault cleared. ACU-New s/n: 1439-032  Old s/n: 1511-092 Not: 2122740 raise to RSW. Done by Shmair/Zul. 20/01/20