honeyw RTH8500WF Quick Start Manual page 10

Wi-fi touchscreen programmable thermostat
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1.10 Switch heating/cooling system ON
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Important!
1.10a Verify that the C
wire is connected at the
thermostat and at the
heating/cooling system.
1.10b Make sure the heating/cooling
system door is firmly secured.
1.10c Switch power back ON for
your heating/cooling system
at the breaker box or its
power switch.
manuals search engine
Circuit
breaker
box
10
or
Heating/cooling
M31544
system power
switch

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