Installation Guide

3
Install your thermostat
1
This thermostat works with common 24
volt systems such as forced air, hydronic,
heat pump, oil, gas, and electric. It will not
work with millivolt systems, such as a gas
fireplace, or with 120/240 volt systems such
as baseboard electric heat.
1.1 Switch OFF power to your
heating/cooling system
1.1a Important! To protect your
equipment, switch OFF the
power to your heating/cooling
system at the breaker box or
the system switch.
1.1b Confirm power is OFF.
Try to turn on heating/
cooling equipment by
changing temperature
on your old thermostat.
  YourpowerisOFFifyour
system does not turn ON.
or
M31535
Circuit
breaker
box
Heating/cooling
system power
switch