DCN: 140-01773-01
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Installation Guide
Model T100R
Z-Wave Thermostat
This thermostat is compatible with most HVAC systems, including the following:
24VAC systems Note: requires both the 24R and 24C (common) wires
Standard gas/oil/electric heating systems
o
1 stage heating and cooling
o
2 stage heating and cooling
Heat Pump systems:
o
1 stage heating and cooling
o
2 stage heating and cooling
o
2
nd
or 3
rd
stage Auxiliary heating (heat strips)
Do NOT use for line voltage controls (120/240VAC)
Stop!
Before removing your existing thermostat, be sure to label the
wires with the terminal markings on the old thermostat and record them
below
.
Standard HVAC System Wiring
Terminal
Marking
Meaning
Typical Wire Color
Record the old thermostat wire
connections and terminal
marking here
C
24VAC Common
Blue
R
24VAC Return
Red
G
Fan
Green
W or W1
Heat stage 1
White
Y or Y1
Cool stage 1
Yellow
W2
Heat stage 2
Orange
Y2
Cool stage 2
Black
Heat Pump HVAC System Wiring
Terminal
Marking
Meaning
Typical Wire Color
Record the old thermostat wire
connections and terminal
marking here
C
24VAC Common
Blue
R
24VAC Return
Red
G
Fan
Green
W or W1
Aux Heat
White
Y or Y1
Compressor stage 1
Yellow
O (or B*)
Change Over Valve
Orange (brown*)
Y2
Compressor stage 2
Black
* if you have a terminal marked “B” with a brown wire attached to it, that means you have a
changeover (C/O) with heating type heat pump system. Be sure to set the change over
type in the
Installer Settings
menu to
C/O Type: w/Heat.
Otherwise leave it set to
w/Cool
.