Heat Smells Like Coolant

Heat Smells Like Coolant. Chances are, you have something inside the heating system that’s on fire or severely overheated. Images (click to enlarge) sponsored links.

Why Does My Car Heater Smell Like Something Is Burning? Doc Motor Works
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Should it linger after that, it could indicate a more concerning problem that would require an hvac or furnace repair specialist. It draws warm the heat from the coolant and then spread it across the cabin. Burning dust and dirt smells slightly musty.

Should It Linger After That, It Could Indicate A More Concerning Problem That Would Require An Hvac Or Furnace Repair Specialist.


If you have a heat pump or an outdoor air conditioning unit, there are evaporator coils inside the air handler. Foreign objects can make the inner components dirty, leading to quicker burnout for your heater. When dirt and debris clog an air filter, it will burn off and emit a burning odor.

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When the burners ignite, the dust burns off, and the odor exits through your air vents. Anything other than a smoky, musty smell means you have a bigger problem. This is probably the heater core leaking which is why you smell it in the vents.

The Strangely Sweet Scent Comes From Ethylene Glycol, A Chemical Substance Added In Antifreeze To Lower The Freezing Temperature Of The Fluid.


Your ac uses different fluids but none of them should cause a noticeable odor. So i have been noticing the smell of coolant when i turn my heater on. Hose out the excess dust and debris with a vacuum.

Freon Leaks Can Be Toxic.


The smell isn't too strong or unbearable but noticeable. Jump to latest follow status not open for further replies. Joined sep 20, 2004 · 309 posts.

That’s Because The Ductless System.


Next, try to see if the smell is coming from one specific vent. Call an hvac technician if all else fails. As a second step, contact your utility,.

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