If your system does not have a fan than this terminal will not be used. Page 8wiring diagram notes.

Changing From A Q674l 1207 To A 6220d Thermostat
Tx9600ts wiring diagram. Page 7 wiring diagram notes. All of the dashed wires shown in the wiring diagrams are either optional or their usage depends upon your specific system type or brand. Lux products corporation 5451 views. Important please read all notes before connecting wires if the information provided in the following wiring diagrams does not clearly represent or match your system please refer to the technical assistance section of this manual and contact us before removing any of your existing thermostat wiring. Diagram 1 shows the fan wire as optional. Diagram 1 shows the fan wire as optional.
Replace old thermostat with lux tx9600ts 7 day prog duration. Simple living 44014 views. All of the dashed wires shown in the wiring diagrams are either optional or their usage depends upon your specific system type or brand. How to remove an older thermostat and replace it with lux tx9600ts thermostat for a forced air and central cooling unit. Tools need a medium and small phillips screw driver and perhaps a wire cutter. Tx9600ts smart temp universal 7 day programmable touchscreen thermostat.
Heat pump system wiring for the luxgeo duration. When attaching the wires to the thermostat please ensure that the bare wire ends. Terminal letters shown in black represent typical wiring applications. Important please read all notes before connecting wires if the information provided in the following wiring. If your system does not have a fan than this terminal will not be used.