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Identifying Common Fall HVAC Problems and Solutions

  • Writer: Thomas Poole
    Thomas Poole
  • Oct 2
  • 6 min read

As the leaves begin to turn and the air grows crisp, it's that time of year again: fall HVAC installation. We want our heating systems ready to go before the cold really sets in. But sometimes, things don't go as planned. We often run into common problems that can leave us shivering. Let's look at some of these issues and how we can fix them.

Key Takeaways

  • Checking and cleaning air filters is a simple step that can make a big difference in how well your system works. Dirty filters restrict airflow, making your system work harder.

  • Making sure your ductwork is sealed properly is important for efficient heating. Leaks in your ducts can waste a lot of heated air, especially during fall HVAC installation.

  • Before the cold hits, inspect your furnace's ignition system and verify your thermostat settings. These checks help prevent heating system malfunctions and keep your home warm and comfortable.

Addressing Airflow Issues Before Winter

As the temperatures start to drop, we often forget about the air moving through our homes. But good airflow is actually a big deal for our heating systems. If air can't move freely, your furnace has to work harder, which isn't good for it and can make your house feel colder than it should. We need to make sure everything is clear before we really need the heat.

Checking And Cleaning Air Filters

This is probably the easiest thing we can do. A dirty air filter is like a clogged nose for your HVAC system. It stops air from getting through, making your system strain. We should check our filters regularly, especially before the heating season kicks off. If it looks dirty, it's time to swap it out or clean it, depending on the type you have. We usually find that changing the filter every one to three months does the trick for most homes, but it really depends on your household – pets, dust levels, and how much you run your system all play a part.

  • A clean filter means your system runs more efficiently.

  • It helps keep dust and allergens out of your air.

  • It can even help lower your energy bills because the system doesn't have to fight so hard.

Ensuring Proper Ductwork Sealing For Efficient Fall HVAC Installation

Next up, we need to think about the ducts. These are the highways for your heated air. If there are leaks anywhere along the way, that warm air is just escaping into your attic or crawl space instead of warming your rooms. We've found that sealing up these leaks can make a noticeable difference. We can use special mastic sealant or metal tape designed for ducts. It's not a super complicated job, but it does take some attention to detail. We usually start by looking for obvious gaps or places where sections of ductwork don't quite meet up right. Sometimes, just a bit of tape or sealant in the right spots makes a big difference in how evenly our house heats up.

We've noticed that even small leaks in the ductwork can add up. It's like having tiny holes in a balloon; eventually, all the air is gone. Taking the time to seal them up properly means the heat we pay for actually makes it to the rooms where we need it.

We should also make sure that our vents aren't blocked by furniture or curtains. It sounds simple, but sometimes we forget that the air needs a clear path out into the room. Checking that all vents are open and unobstructed is a quick win for better airflow.

Preventing Heating System Malfunctions

As the temperatures begin to drop, we all want our homes to stay warm and cozy. Before the real cold hits, it's a good idea to give our heating systems a once-over. We've found that a little preventative care can save us a lot of headaches later on. Let's look at a couple of key areas to check.

Inspecting Your Furnace's Ignition System

The ignition system is what starts your furnace. If it's not working right, your furnace won't turn on, and that's a problem when you need heat. There are a few types of ignition systems, but the most common ones we see are the pilot light and the electronic ignition.

  • Pilot Light: Some older furnaces have a small, constantly burning flame. We should check if this pilot light is lit and if the flame is a steady blue. A yellow or flickering flame might mean it needs cleaning or adjustment.

  • Electronic Ignition: Newer furnaces use a spark or a hot surface igniter to light the main burner. If you hear the furnace trying to start but no heat comes on, the igniter could be dirty, worn out, or there might be an issue with the gas valve.

We recommend having a professional check the ignition system annually, especially if you're unsure about working with gas appliances. It's just safer that way.

Verifying Thermostat Settings For Optimal Performance

Your thermostat is the brain of your heating system. Making sure it's set correctly can make a big difference in comfort and how much energy we use. It sounds simple, but we've seen many times where a simple setting adjustment solved a heating problem.

  • Check the Batteries: If you have a digital thermostat, dead batteries are a common culprit for it not working. We should swap them out at least once a year, maybe when we change our clocks for daylight saving.

  • Program It Right: If you have a programmable thermostat, take a few minutes to set a schedule that fits your life. We can set it lower when we're asleep or out of the house and have it warm up before we wake up or get home. This saves energy without sacrificing comfort.

  • Location Matters: Is your thermostat in a spot that gets direct sunlight or is near a drafty window? This can trick it into thinking the house is warmer or colder than it actually is, leading to the furnace running too much or not enough. We should make sure it's on an interior wall, away from heat sources or drafts.

Sometimes, the simplest solutions are overlooked. Before calling for service, we should always double-check the basic settings and components of our heating system. It's amazing what a fresh set of batteries or a correctly programmed schedule can do.

Wrapping Up Your HVAC Check

As the autumn air starts to bite, we've gone over some of the usual suspects when it comes to HVAC trouble. We hope this guide helps you spot those early signs and maybe even fix a few things yourself before they become big headaches. Remember, a little preventative care can save you a lot of money and keep your home cozy. If you're ever unsure or the problem seems too much, don't hesitate to call in a professional. They've got the tools and know-how to get your system running right, so you can focus on enjoying the season.

Frequently Asked Questions

Why is it important to check our air filters before the cold weather hits?

We need to make sure our air filters are clean before winter because a dirty filter can really block the air from flowing properly. This makes our heating system work harder than it needs to, which can waste energy and even cause the system to break down. A clean filter helps our furnace run smoothly and keeps the air inside our homes cleaner.

What should we do if our furnace isn't turning on?

If our furnace isn't heating up, the first thing we should check is the thermostat to make sure it's set correctly. Sometimes, it might just be a simple setting issue. If that doesn't solve it, we'll want to look at the furnace itself. We should inspect the pilot light or the igniter, as this is a common part that can cause problems. If we're not comfortable checking these parts ourselves, it's always best to call a professional to take a look.

How can we tell if our ductwork is leaking air?

We can often feel cool drafts coming from places where they shouldn't be, like around vents or where the ducts connect. Another sign is if some rooms in our house are much colder than others, even when the heat is on. Leaky ducts mean that the warm air our furnace is making is escaping before it can reach all the rooms. Sealing these leaks is important for keeping our homes warm and our energy bills down.

 
 
 

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