User Guide

21
Installing your thermostat
8 Switch heating/cooling system ON.
Important!
8a Verify that the C wire is
connected at the thermostat and
at the heating/cooling system.
8b
Make sure the heating/cooling
system door is firmly secured.
8c
Switch pow
er back ON for your
heating/cooling system at the
breaker box or its power switch.
or
Circuit
breaker
box
Heating/cooling
system power
switch