How do you hook up a thermostat to a furnace blower

how do you hook up a thermostat to a furnace blower

How do thermostats work with furnace blowers?

Thermostats have the ability to be wired to the furnace blower. This allows the homeowner to run the blower without the heat or air conditioning on. This is like having an air circulation system in the home. The air is taken back to the blower through the return air ducts to the furnace and is then returned to the home through the supply air ducts.

Can you wire a furnace thermostat?

You can wire a furnace thermostat. The simplest setup for a heating system is a two-wire thermostat. If the unit requires only two wires, the system is only able to heat the space. If any cooling, like an air conditioner or fan control, is required, more wires are needed.

How do you wire a blower fan on a gas furnace?

White wire to the thermostat terminal strip for the gas furnace. A green wire to the G on the thermostat terminal board for manual blower fan operation. Finally, an optional blue wire hooked to the common terminal or C terminal on the thermostat terminal board.

How do you hook up a fan to a thermostat?

Connect the green wire to the G terminal on the thermostat. Snap the thermostat back into place on the wall. Turn the power to the furnace back on. Turn the thermostat fan setting to the on position.

What is a furnace thermostat and how does it work?

The furnace thermostat is the nerve center of your home heating system. Its the main control point that determines when and how much heat will be delivered by the furnace. But for all its mystery, the thermostat is actually a very simple device. At its most basic level, its simply a temperature-sensitive switch.

How do you wire a thermostat to a furnace blower?

It is easy to wire a thermostat to your furnace blower with a few tools and a little time. Turn off the power to your furnace by turning the switch on the side of the furnace to the off position.

How does a furnace blower motor work?

When the temperature drops below the thermostat setting, it signals the furnace to get to work. The furnace creates hot (or cold) air, which then requires to flow around the various rooms of your home. This is when the blower motor involves.

What is a blower motor on a thermostat?

A blower motor is an element inside a home’s HVAC system. The motor blows warm air through vents when the heating system is in use. And also some blower motors blow cold air when the air conditioning system is in use. Thermostats work with the home heating and cooling systems to control the temperature.

How to wire a ceiling fan to a thermostat?

Use the wire nuts to connect the wires from the thermostat to those of the fan. Connect the black wire from the fan to the red wire from the thermostat. Also, connect the white wire from the fan to the black wire from thermostat. In addition, the ground wire should attach to the terminal screw in the electrical box.

How do you hook up a thermostat wire by wire?

Installing A New Thermostat (Reconnecting Wire By Wire) 1 Red wire: Power (24V input in most cases). 2 Green wire: Fan. 3 White wire: Heating. 4 Blue wire: Cooling. 5 Rh: Heating power. 6 Rc: Cooling power. To reconnect the wire, simply put the wire on the right terminal and tighten down the set screw. ...

What is the fan setting on a thermostat?

The fan setting on a thermostat lets you set the blower fan to run continually, or turn on automatically. Auto settings only run your air conditioner fan when the furnace or air conditioner is in operation. This option can save a small fortune in energy bills, but it can cause wear and tear on the blower itself.

How do you wire a Furnace Fan to a circuit board?

This is to allow the fan to operate independent of a call for heat. Strip one quarter of an inch on insulation from the new wire. Connect the wire to the furnace circuit board by using the wiring diagram and looking for the terminal labelled G. There will be a slot to insert the wire and screw to tighten it down.

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