I have a Tecumseh HM100 159409R motor on a GT5000 Devilbiss Generator and I had to replace the on/off switch, there are three wires, a green and two black one of the black wires has a red insulator over the end of the connection, in which order do they connect, this switch is part number 611226 with msservicecompany.com
611226 - ROCKER ON/OFF SWITCH