{"id":789,"date":"2024-10-07T11:00:00","date_gmt":"2024-10-07T18:00:00","guid":{"rendered":"https:\/\/www.thermallheating.com\/blog\/?p=789"},"modified":"2026-03-26T05:20:25","modified_gmt":"2026-03-26T12:20:25","slug":"3-common-furnace-repairs-and-the-signs-of-each-one","status":"publish","type":"post","link":"https:\/\/www.thermallheating.com\/blog\/heating-service\/3-common-furnace-repairs-and-the-signs-of-each-one\/","title":{"rendered":"3 Common Furnace Repairs and the Signs of Each One"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"alignright size-medium\"><a href=\"https:\/\/www.thermallheating.com\/blog\/wp-content\/uploads\/2024\/10\/Families_and_Comfort_Heat_Temperature_Home_Interior_Family_Togetherness_Window_1920x1279.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.thermallheating.com\/blog\/wp-content\/uploads\/2024\/10\/Families_and_Comfort_Heat_Temperature_Home_Interior_Family_Togetherness_Window_1920x1279-300x200.jpg\" alt=\"Happy couple staying warm indoors during winter, suggesting a well-functioning furnace after repair.\" class=\"wp-image-790\" srcset=\"https:\/\/www.thermallheating.com\/blog\/wp-content\/uploads\/2024\/10\/Families_and_Comfort_Heat_Temperature_Home_Interior_Family_Togetherness_Window_1920x1279-300x200.jpg 300w, https:\/\/www.thermallheating.com\/blog\/wp-content\/uploads\/2024\/10\/Families_and_Comfort_Heat_Temperature_Home_Interior_Family_Togetherness_Window_1920x1279-1024x682.jpg 1024w, https:\/\/www.thermallheating.com\/blog\/wp-content\/uploads\/2024\/10\/Families_and_Comfort_Heat_Temperature_Home_Interior_Family_Togetherness_Window_1920x1279-768x512.jpg 768w, https:\/\/www.thermallheating.com\/blog\/wp-content\/uploads\/2024\/10\/Families_and_Comfort_Heat_Temperature_Home_Interior_Family_Togetherness_Window_1920x1279-1536x1023.jpg 1536w, https:\/\/www.thermallheating.com\/blog\/wp-content\/uploads\/2024\/10\/Families_and_Comfort_Heat_Temperature_Home_Interior_Family_Togetherness_Window_1920x1279.jpg 1920w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure><\/div>\n\n\n<p>As we head into fall and winter, your furnace will be crucial and keeping your home warm and your family comfortable. It\u2019s a good idea to stay ahead of any problems by identifying the signs of common furnace problems so you can address them sooner rather than later if they impact your system. <a href=\"https:\/\/www.thermallheating.com\/blog\/heating-service\/how-to-tell-you-need-to-replace-your-furnace\/?utm_source=chatgpt.com\">Know when it\u2019s time to replace<\/a> your furnace rather than just repair it.<\/p>\n\n\n\n<p>Just give our team a call to schedule a <a href=\"http:\/\/heating\/furnaces\" target=\"_blank\" rel=\"noreferrer noopener\" title=\"furnace repair in Yakima, WA\">furnace repair in Yakima, WA<\/a>. Even if you\u2019re not exactly sure what\u2019s wrong, our team can troubleshoot and offer a solution. If nothing else, you\u2019ll have peace of mind that your furnace is working great for the cooler months ahead.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Are the Most Common Furnace Repair Issues and Their Signs?<\/h2>\n\n\n\n<p>If your furnace isn\u2019t working properly, here are three common problems that often require furnace repair:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ignition problems:<\/strong> A loud boom when the furnace starts may indicate delayed ignition, which can stress the system.<\/li>\n\n\n\n<li><strong>Thermostat malfunctions:<\/strong> Inconsistent heating or poor temperature control often points to a faulty or miscalibrated thermostat.<\/li>\n\n\n\n<li><strong>Poor airflow:<\/strong> Weak or uneven airflow may result from clogged filters, damaged ductwork, or a failing blower motor.<\/li>\n<\/ul>\n\n\n\n<p>Addressing these issues early can prevent more serious and costly furnace breakdowns.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3 Common Furnace Repair Signs You Shouldn\u2019t Ignore<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Loud booming sounds at startup may indicate ignition delays and potential gas buildup<\/li>\n\n\n\n<li>Inconsistent heating or a non-responsive furnace could point to thermostat malfunctions<\/li>\n\n\n\n<li>Weak airflow from vents often results from clogged filters, damaged ductwork, or blower issues<\/li>\n<\/ul>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\">Furnace Ignition Problems Explained<\/h2>\n\n\n\n<p>This concern applies to gas furnaces in particular. If you hear a booming sound when your furnace first turns on for a heating cycle, that\u2019s a red flag that your furnace is struggling with the ignition process. Ideally, the correct amount of gas is released into the chamber, and ignition happens at precisely the right moment to heat your home safely.&nbsp;<\/p>\n\n\n\n<p>A booming sound can indicate that either too much gas is being released or that ignition is happening later than it should. The result is a small explosion that booms inside the heat exchanger. Allowing this problem to continue can leave you with a cracked heat exchanger that puts your family at an even greater risk. Since heat exchanger cracks cannot be repaired, the heat exchanger will need to be replaced, or depending on the age of the furnace, a system replacement may be more cost-effective.<a href=\"https:\/\/www.thermallheating.com\/blog\/heating-service\/benefits-of-prioritizing-heater-maintenance-every-winter-season\/?utm_source=chatgpt.com\"> Furnace maintenance helps prevent ignition issues<\/a> and extends system lifespan.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How to Spot and Fix Thermostat Issues<\/h2>\n\n\n\n<p>Sometimes furnace problems aren&#8217;t really furnace problems at all. Instead, your thermostat may be malfunctioning for one reason or another. If your furnace isn&#8217;t turning on or doesn&#8217;t heat your home like you expect, check your thermostat. Common thermostat problems include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Miscalibration<\/li>\n\n\n\n<li>Low battery charge<\/li>\n\n\n\n<li>Dust buildup inside the thermostat<\/li>\n<\/ul>\n\n\n\n<p>Our team can assess your thermostat needs and fix whatever is wrong. In some cases, an older thermostat may need to be upgraded to a newer model. If you do need a new thermostat, you&#8217;ll reap a variety of benefits from making the switch to a smart thermostat such as boosting energy savings and making it easier to adjust your temperature settings from anywhere. <a href=\"https:\/\/www.thermallheating.com\/blog\/heating-service\/important-tips-for-furnace-safety\/?utm_source=chatgpt.com\">Furnace safety starts with proper controls<\/a> like an accurate thermostat and functioning safety features.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Poor Furnace Airflow? Here\u2019s What to Check<\/h2>\n\n\n\n<p>When your furnace is on and running for a heating cycle you should be able to feel strong, hot air coming out of all the vents around your home. If you have airflow problems, there could be a few causes:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ductwork <\/strong>&#8211; This is a common issue if you lack airflow in a single area of your home. The ductwork in that zone may be damaged, allowing heat to escape before reaching your home.<\/li>\n\n\n\n<li>Air filter &#8211; If your air filter is dirty, it may be blocking airflow into the system. Without enough air coming in, your furnace won&#8217;t be able to blow heat out into your house. This can cause the system to shut down early so it doesn&#8217;t overheat. <\/li>\n\n\n\n<li>Blower motor &#8211; As your furnace ages, the blower motor can wear out. Our team can check it to see if we can clean out and relubricate the bearings to help it operate better. If that doesn&#8217;t work we can replace individual components to get it working adequately again so heat doesn&#8217;t stay trapped in your furnace. <\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Frequently Asked Questions<\/strong><\/h2>\n\n\n\n<p><strong>Question: What are the three most common furnace repair issues homeowners should be aware of?<\/strong><strong><br><\/strong><strong>Answer:<\/strong> The most frequently seen issues include ignition problems in gas furnaces, like booming sounds from delayed ignition, thermostat malfunctions such as miscalibration or dust buildup, and poor airflow caused by damaged ductwork, clogged air filters, or a failing blower motor.<\/p>\n\n\n\n<p><strong>Question: What causes a furnace to produce a booming sound when it starts up?<\/strong><strong><br><\/strong><strong>Answer:<\/strong> A loud boom often means ignition is delayed or too much gas builds up before ignition, creating a small internal explosion. This can crack the heat exchanger, an expensive issue that usually requires replacement.<\/p>\n\n\n\n<p><strong>Question: How can airflow problems manifest, and what often causes them?<br>Answer:<\/strong> If your vents aren\u2019t blowing strong, hot air, airflow could be restricted due to dirty air filters, leaking or damaged ductwork, or system shutdowns triggered by overheating.<\/p>\n\n\n\n<p><strong>Question: What are signs that a thermostat is malfunctioning?<br>Answer:<\/strong> A malfunctioning thermostat may cause temperature inaccuracies, short cycling, or a furnace that won\u2019t turn on at all. This could stem from low batteries, dust on internal sensors, or miscalibration that prevents the unit from communicating properly with the furnace.<\/p>\n\n\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are the three most common furnace repair issues homeowners should be aware of?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The most frequently seen issues include ignition problems in gas furnaces, like booming sounds from delayed ignition, thermostat malfunctions such as miscalibration or dust buildup, and poor airflow caused by damaged ductwork, clogged air filters, or a failing blower motor.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What causes a furnace to produce a booming sound when it starts up?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A loud boom often means ignition is delayed or too much gas builds up before ignition, creating a small internal explosion. 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This could stem from low batteries, dust on internal sensors, or miscalibration that prevents the unit from communicating properly with the furnace.\"\n      }\n    }\n  ]\n}\n<\/script>\n\n\n\n<p class=\"has-text-align-center\"><strong>Contact ThermAll Heating &amp; Cooling, Inc: We are \u201cYour Home Comfort Hero!\u201d Schedule service today for your <a href=\"\/contact-us\/send-a-message\" target=\"_blank\" rel=\"noreferrer noopener\" title=\"furnace service\">furnace service<\/a> ahead of the winter season. <\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Learn how to identify the signs of common furnace problems so you can address them sooner rather than later if they impact your system.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[76],"tags":[50,87],"class_list":["post-789","post","type-post","status-publish","format-standard","hentry","category-heating-service","tag-heating-system-repair","tag-yakima"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.thermallheating.com\/blog\/wp-json\/wp\/v2\/posts\/789","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.thermallheating.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.thermallheating.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.thermallheating.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.thermallheating.com\/blog\/wp-json\/wp\/v2\/comments?post=789"}],"version-history":[{"count":4,"href":"https:\/\/www.thermallheating.com\/blog\/wp-json\/wp\/v2\/posts\/789\/revisions"}],"predecessor-version":[{"id":1110,"href":"https:\/\/www.thermallheating.com\/blog\/wp-json\/wp\/v2\/posts\/789\/revisions\/1110"}],"wp:attachment":[{"href":"https:\/\/www.thermallheating.com\/blog\/wp-json\/wp\/v2\/media?parent=789"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thermallheating.com\/blog\/wp-json\/wp\/v2\/categories?post=789"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thermallheating.com\/blog\/wp-json\/wp\/v2\/tags?post=789"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}