Aburning smellcoming from your furnace can be quite a worrying experience. However, it isn't always necessarily a cause for alarm. Figuring out the reason your furnace smells like burnt rubber or some other substance can help you decide what to do to fix it and whether you need to call i...
The furnace smells like it is burning up? The indoor temperature never reaches what is on the thermostat? What causes furnace lockout mode? What causes the furnace to make squealing noises? Your Air Ducts How often should residential air ducts be cleaned?
This may indicate a buildup of debris in the heating area or some sort of chemical reaction which has produced a strange burning odor within the heater, or the faint smell of gas. Either case is going to eventually cause heating problems so if you notice any type of unusual smell it's ...
So, if the air coming from your furnace and out your supply vents smells like exhaust, it is an indication that something is wrong and should be investigated further. Also, there is nothing about a cracked heat exchanger that will cause a change in the sounds of your heating system. In ...
You can see at below left why the heater was called an "octopus" furnace. It may not have always had the eight arms of an octopus but it sure looks like one, with those ducts waving all around. Below you can also see the stack relay (black rectangular control) on the exhaust flue ...