--- title: "Common Signs You Need Furnace Repair | Air Force Heating" description: "Maintaining a functional furnace is essential for a comfortable home. Regular furnace maintenance and timely repairs can prevent breakdowns and costly replacements." lang: en json-ld: | [ { "@context": "https://schema.org", "@type": "BlogPosting", "headline": "Common Signs You Need Furnace Repair", "description": "Maintaining a functional furnace is essential for a comfortable home. 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Conditioning](data:image/png;base64,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)](/) [(403) 463-7700 ](tel:4034637700)[Financing Available](https://www.financeit.ca/s/emJ8Dg)[Get Free Quote](/contact) [](tel:4034637700) Furnace Air Conditioning Water Heaters Garage Heaters [Residential HVAC](/residential-hvac) Other Services Areas ![Common Signs You Need Furnace Repair](/assets/placeholder-furnaces-BBuOzvUE.jpg) [Back to Blog](/blog) Furnaces # Common Signs You Need Furnace Repair October 7, 2024 Ivan Gouniavyi Maintaining a functional furnace is essential for a comfortable home. Regular furnace maintenance and timely repairs can prevent breakdowns and costly replacements. Maintaining a functional furnace is essential for a comfortable home. Regular furnace maintenance and timely repairs can prevent breakdowns and costly replacements. However, knowing when your furnace needs repair is not always straightforward. Recognizing early warning signs can save you from unexpected cold days and increased energy bills. ## Unusual Noises and Odours ### Strange Sounds Coming from Your Furnace If your furnace is making strange sounds, it could be a sign that it needs repair. Common noises include banging, clanking, or whistling. Banging sounds may indicate a problem with the ignition system. Clanking can be a sign of loose or broken components inside the furnace. ### Unusual Smells and Their Meanings A burning smell when you first turn on your furnace is normal, but persistent odors could indicate a serious problem. A rotten egg smell could indicate a gas leak, which requires immediate attention. ## Inconsistent Heating If some rooms are too hot while others are too cold, your furnace may be struggling. This could be due to ductwork issues, a failing blower motor, or thermostat problems. ## Rising Energy Bills An unexplained increase in your energy bills often indicates that your furnace is working harder than it should. This could be due to worn components, dirty filters, or other maintenance issues. ## Bottom Line Don't ignore the warning signs. Early detection and repair of furnace issues can save you from costly breakdowns and keep your home comfortable. Contact Air Force Heating for professional furnace repair services. ![Ivan Gouniavyi, Owner of Air Force Heating](/assets/ivan-gouniavyi-BcE062Ye.jpg) #### Ivan Gouniavyi [](https://ca.linkedin.com/in/ivan-gouniavyi-172215b2) Owner, Air Force Heating Ivan Gouniavyi is the owner of Air Force Heating, one of Calgary's most trusted HVAC companies with over 240 five-star Google reviews. With extensive experience servicing Calgary's unique climate demands, Ivan and his team specialize in furnace repair, AC installation, hot water tanks, and complete heating solutions for homes across southeast Calgary and surrounding communities. ### Need HVAC Service? Our expert technicians are ready to help with all your heating and cooling needs. [Call (403) 463-7700](tel:4034637700) ## Recent Blog Posts [ ![No Heat? A Calgary Homeowner's Emergency Furnace Troubleshooting Checklist](/assets/placeholder-furnaces-BBuOzvUE.jpg) Furnaces Jun 29, 2026 ### No Heat? A Calgary Homeowner's Emergency Furnace Troubleshooting Checklist Furnace stopped working in the middle of a Calgary cold snap? Walk through this safety-first troubleshooting checklist before your technician arrives — most no-heat calls come down to a tripped switch, a dead thermostat battery, or a clogged filter. Read More ](/blog/what-to-do-when-furnace-stops-working)[ ![Tank vs. Tankless Water Heaters in Calgary: Which Wins?](/assets/placeholder-hotwater-DQzlLwIm.jpg) Hot Water Tanks May 13, 2026 ### Tank vs. Tankless Water Heaters in Calgary: Which Wins? A Calgary-specific comparison of tank and tankless water heaters — costs, water hardness considerations, lifespan, and when each one makes sense. Read More ](/blog/tank-vs-tankless-water-heaters-calgary)[ ![Cold-Climate Heat Pump Performance at -30°C in Calgary](/assets/placeholder-furnaces-BBuOzvUE.jpg) Furnaces May 13, 2026 ### Cold-Climate Heat Pump Performance at -30°C in Calgary Real-world expectations for cold-climate heat pumps in Calgary — capacity at -30°C, when to switch to gas, and why dual-fuel almost always wins here. Read More ](/blog/cold-climate-heat-pump-calgary-minus-30) [AIR FORCE Heating & Air Conditioning ](/) Family-owned and operated since 2005. Your trusted Calgary HVAC experts. 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