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Installing your thermostat
10 Switch heating/cooling system ON.
Important!
10a Verify that the C wire is
connected at the thermostat
and at the heating/cooling
system.
10b Make sure the heating/cooling
system door is firmly secured.
10c Switch power back ON for
your heating/cooling system
at the breaker box or its power
switch.
Circuit breaker
box
13
or
Heating/
M31544
cooling
system power
switch
69-2715EF—07
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