Furnace Parts And Functions

To first understand how a furnace works it helps to know a little bit about the furnace components.

Furnace parts and functions.

A gas manifold gas burners heat exchanger vents ignition controls safety controls and blower motor. Electric furnaces are feed from the. The appliance itself resembles a large box that absorbs cold air and cleans it by means of an air filter. For anyone who needs to know the name of a furnace part in this video i go over what every part in the furnace is called and how it works.

A furnace referred to as a heater or boiler in british english is a heating unit used to heat up an entire building. Its function is to heat a supply of air which is to be distributed to various rooms of your home via the hvac. A burner is where gas and air are combined creating a flame that becomes the heat source. Additionally some furnaces include an air conditioning unit responsible for cooling during summer months.

All furnaces contain a heat exchanger burner ductwork plenum blower and flue or vent pipe. Gas furnaces need a way to light the gas to start a flame. The heating process begins with the burner. The name derives from latin word fornax which means oven.

Furnaces are mostly used as a major component of a central heating system. When you re cooking your morning. The furnace is the key component of your hvac system. If the flame sensor is defective the furnace may not heat.

It s also the largest requiring substantial space typically in the cellar your finished basement the attic or a special closet designed for that purpose. Furnace hot surface igniter kit. The flame sensor monitors the burner to detect whether or not a flame is present. Furnaces that work on gas typically have some common gas furnace parts.

Furnace parts and functions or furnace component identification. Older furnaces use a pilot light that burns constantly lighting the gas when it comes on. Modern furnaces use a hot surface igniter hsi that will glow red hot and ignite the gas. The control board regulates the supply of power to the furnace components.

Electric furnace parts list and functions explained the 24 volt transformer reduces the voltage from 240v to 24v for furnace controls.