Indoor Thermostat: Difference between revisions
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New page: A building thermostat is a device to control the heating and air-conditioning systems in a home, office, or other indoor environment. Category:Electrical [[Category:Co... |
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A building thermostat is a device to control the heating and air-conditioning systems in a home, office, or other indoor environment. | A building thermostat is a device to control the heating and air-conditioning systems in a home, office, or other indoor environment. | ||
The majority of modern heating/cooling/heat pump thermostats operate on 24 volts A/C. | |||
=== 4 Wire 24V HVAC Thermostat Wire Diagram === | |||
W : White Wire : Heat | |||
Y : Yellow or Black Wire : Cool | |||
G : Green : Fan | |||
R : Red : 24v | |||
Jump W + R will turn on heater on a gas operated HVAC system. On the gas system the fan is triggered automatically at the heater when a certain temperature is reached. | |||
Jump G + R to force the fan to turn on | |||
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Revision as of 17:26, 10 February 2009
A building thermostat is a device to control the heating and air-conditioning systems in a home, office, or other indoor environment.
The majority of modern heating/cooling/heat pump thermostats operate on 24 volts A/C.
4 Wire 24V HVAC Thermostat Wire Diagram
W : White Wire : Heat Y : Yellow or Black Wire : Cool G : Green : Fan R : Red : 24v
Jump W + R will turn on heater on a gas operated HVAC system. On the gas system the fan is triggered automatically at the heater when a certain temperature is reached.
Jump G + R to force the fan to turn on