3663 - BCU FAULT DURING TRAIN PREP. TO R ~~~~~ 3663 BCU FAULT DURING TRAIN PREP.  3663 FC BCU Comms Fault registered. ER showed #3663 BCP not registered. Swapped #3663 BCU to #1663 - fault transferred. Replaced BCU at #1663. Wheel diameter set accordingly.  Ahmad/Fandi/Syraizi/Syukur/Suhairi 45134 BCU S/N : (after swapped) #3663 : 15-21-197 (from #1663) #1663 : 15-21-196 (from #3663 faulty) #1663 : 15-49-311 (NEW)