TC reported brake fault at rear DT car intermittently. ~~~~~ TC reported brake fault at rear DT car i     FC 208-Encoder fault and 209 encoder brake demand PWM lost.Brake function ok and depot shunt no fault.C/O encoder unit for    preventive measure and brake function test ok. Encoder Unit. Old s/n: 1539-111 New s/n: 1529-099 Not: 2487530 raise. Done by Rizman/Sanip/Koh. 11/05/23