Overview & Connections #213 speaker mounted with #388 double sided foam tape Power connector LocoMaticTM Selector switch. Speaker connection. Volume Control Chuff Rate Control Headlight and smoke unit power feed (existing yellow wire). This wire must be removed from the present track power pickup connection. Wiring details below left. Main Power / Motor Connections Power Connector Existing engine wire 1 ............ Red .......................................Brown 2............ Brown....................................Orange 3 ............ Blue ......................................Black 4............ Black ....................................Violet Power Connector: Connect the yellow wire, presoldered to the existing choke, to the existing yellow wire which has some black paint on it (wire shown is existing wire soldered to the board, we elected to supply the unit with this wire pre-soldered for your convenience). For simplicity, you may elect to use small wire nuts or crimp connectors. Motor Brushes Track Power Input pins 1&2 (right rail pickup) pins 3&4 (left rail pickup) The colors shown are those present in the locomotive used for this installation instruction sheet and pictures. While many have been consistent with this color scheme we cannot guarantee that all locomotives are wired in this manner. ...