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Why Is My Furnace So Loud?

Why Is My Furnace So Loud?

There is the normal sound produced by your furnace while in operation. However, this is not as loud and remains constant throughout. When this changes to a loud and unbearable noise, there is something amiss with your furnace.   Some furnace sounds such as whistling are common and a quick problem to fix.  However, loud bang sound on ignition is a cause for alarm. In case you are not sure what to make of the unusual sound, call on an expert for proper diagnosis and repairs.   Unlike other DIY projects, furnace installation and repair should be handled by an expert. This ensures the unit is properly connected for optimum performance and safety.   Type of Furnace Noises and How to Stop Them   Whistling –The Whistling sound is caused as a result of problems in the filter. The filter functions to stop dirt and debris from getting into the furnace. It becomes clogged and forced to suck in air from other openings. This is what causes the whistling noise. To stop these, simply replace your filters with new ones. Rattling and vibrations – This indicate loose parts in the units. Since the unit is made of several components in constant motion, with time the parts become loose. You should insect where the noise is coming from and fix these lose parts to stop the rattling sound.   Scraping noises – This is caused by a loose blower belt or blower bearings. The blower is responsible for forcing warm air from the blower into the ducts of your house. The bearings need lubrication from time to time to prevent...
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