Owner's Manual

Installing your thermostat
Alternate wiring (Heat Pump System)
Use this if your wire labels
don't match the terminal labels.
Note: You must have a C wire
or equivalent. See page
5.
~--~
Alternate wiring key (Heat Pump System)
. ~ ..
or B or H 0
.... ... ""'" .. 0
or or M
• ~ .. 0
or F
--- --· q ~ .. 0
or X or X2or Wor W1 or W2
• ~ .. 0
, Ia + o
or F
MCR36752
CD If you have both an R and Rc wire, unplug the jumper loop by pulling on the wire
loop.
If your old thermostat had both
R and RH wires, connect the R wire to the Rc
terminal, the RH wire to the R terminal, and unplug the jumper loop.
@ If your old thermostat had both V and VR wires, check wifithermostat.com for help.
@ If your old thermostat had separate 0 and B wires, and is controlling a single zone
heat pump system, attach the
B wire to the C. If there is more than one thermostat
controlling the system, call Honeywell zoning at 800-828-8367 for wiring assistance.
G) If your old thermostat had separate Y1 , W1 , and W2 wires, check
wifithermostat.com for help.
@ If the old thermostat has separate wires on Aux and E, use a wire nut to attach both
wires to a separate wire. Slide this third wire into the
W2-Aux/E terminal.
@ This is the system monitor. If the monitor finds a problem, you will see an orange alert
button
on the thermostat home screen.
7 Attach thermostat to wallplate.
Align the thermostat with the
wallplate and then snap into place.
8
Wallplate
Thermostat