Honeywell Home Pro Series User Manual page 9

Set R Slider Tab.
• Use built-in jumper (R Slider Tab) to differentiate between one or two transformer
systems.
• If there is only one R wire, and it is connected to the R, Rc, or RH terminal, set the slider
to the up position (1 wire).
• If there is one wire connected to the R terminal and one wire connected to the Rc
terminal, set the slider to the down position (2 wires).
NOTE: Slider Tabs for U terminals should be left in place for T6 Pro models.
Wiring terminal designations