There are normal sounds that come from the furnace, especially when turning on or off. However, if you hear unusual noises, it could mean something more. Strange noises can be a nuisance. They also mean something is not right and neglecting them could result in more serious issues. Fortunately, with right intervention, you can prevent various problems like breakdowns, leaks or inadequate heating. The following is a description of what these noises mean and how to resolve them.
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Rattling Noises
Loose internal elements or panels could be causing the rattling sounds inside the unit. In a serious case, the noise could implicate breakage in the internal or the heat exchanger might have small cracks. Such is a serious issue that could result in carbon monoxide leak that could threaten your home. Therefore, call a professional in furnace installation in Calgary to handle the situation.
You will need to turn off the unit to check if there are loose parts like panels or screws. Tighten any part that has come loose. If the problem persists, consider contacting a professional for inspection.
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Whining or Squealing Noises
If you hear whining or squealing sounds coming from furnace, it could mean issue with the motor belt or the blower motor itself. With time and use, blower motor belts wear off and might misalign. This could be the cause of the squealing sound. On the same, the motor could be having friction or manufacturing.
Resolve this by turning off the furnace to inspect the blower for friction or signs of wear. You can lubricate the blower to see if the sounds stop. If not call your HVAC experts to look into the issue. They will assess the system to see if it requires repair or replacement.
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Banging or Popping Noises
Popping or banging noises are a result of delayed ignition. This mostly happens during start up. Delayed ignition leads to gas build up more than the limit, leading to the bang or pop once ignition starts. You can also hear the noises if the ducts ae contracting and expanding due to temperature changes.
If the noise is due to delayed ignition, it is advisable to call the experts. This is critical if there is gas buildup. Attempting to handle such a problem without prior knowledge could be dangerous.
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Scarping Metal Noises
Grinding or scraping metal noises usually occur when metal components touch each other. Such sounds could indicate a loose blower wheel or the wheel has shifted from its original position. Another reason for the noise could be worn out motor bearings causing friction between the parts coming into contact.
In such a scenario, turn off the furnace to avoid any further damage. Call your technician to assess the issue and provide the best solution.
Thinking It Through
A strange noise coming from the furnace could indicate an underlying issue. Therefore, assess its components to know where the noise is coming from. It is important to act fast. Call an expert to fix the issue to prevent further damage to the unit. Repairs will keep the furnace running efficiently and your home will be warm and safe.
