
Step-By-Step
- 1. Turn Off Furnace
- 2. Locate the Filter
- 3. Find Correct Replacement Filter
- 4. Remove Old Filter
- 5. Insert New Filter
- 6. Turn Furnace Back On
How do I change the filter on my Comfortmaker air conditioner?
How to Replace Your ComfortMaker Air Filter Follow these simple steps to replace your ComfortMaker’s air filter. Turn off the power to your air conditioner Locate and open the access panel Once inside, find the air filter. Often these can be located near or in the return air duct
How do I change the filter in my furnace?
Locate the filter in your furnace and remove any cover that is over it. The filter is usually located at the air return duct or the entrance to the blower chamber. There is sometimes another cover over the filter that you will have to pull off. [2]
Where is the air filter located on a Kenmore gas furnace?
The filter is usually located at the air return duct or the entrance to the blower chamber. There is sometimes another cover over the filter that you will have to pull off. Look for the vents where the air enters into the furnace system to locate the filter near either the air return duct or the entrance to the blower chamber. 4
What to do when your furnace filter is dirty?
Dispose of it and replace it with a new furnace filter of the same size when it gets dirty. This will keep the air flowing through your furnace, minimize the strain on your heating system, and help filter dust and other particles out of the air in your home. Turn off your furnace before checking or replacing the filter.
Why change a furnace filter?
How to stop furnace from turning on when replacing filter?
What happens if you put a furnace filter in backwards?
How to tell which way to slide a furnace filter?
How to find the size of a filter?
Where to find filter in furnace?
Where is the filter located on a furnace?
See 4 more
About this website

Where is my furnace filter located?
You'll most often find the air filter in the blower compartment, which is accessible through a metal door or hatch on the bottom half of the furnace. It may also be in a sliding compartment by the air handler component of your furnace or on a rack installed on the furnace's side.
How do I remove my furnace filter?
2:153:49How to Change a Furnace Filter -- Buildipedia DIY - YouTubeYouTubeStart of suggested clipEnd of suggested clipFirst you want to open up the access panel. And since we're going to open up the access panel weMoreFirst you want to open up the access panel. And since we're going to open up the access panel we made sure that we shut our furnace.
Can I change a furnace filter myself?
Do you know how to change your home air filter? Changing a furnace filter is perhaps the quickest and easiest way to maximize the efficiency of your heating system—and to help purify your home's air. Doing so is easier than you think. The procedure should take all of five or ten minutes.
How do I change the filter in my reusable furnace?
0:160:56How to Replace a Furnace Filter - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe filter may be hiding behind a door step 3 remove the furnace filter from the channel. Step 4MoreThe filter may be hiding behind a door step 3 remove the furnace filter from the channel. Step 4 hold the filter up to a light to inspect air flow if it looks dirty or clogged it needs replacing.
What happens if furnace filter is not changed?
Without a new air filter, the furnace will overheat every time it starts up again. This is referred to as short cycling. Dirty furnace filters cause your furnace to work harder than it should due to a decrease in airflow. The harder your furnace works, the quicker its parts will wear out and need repairs.
How do I know if my furnace filter needs to be replaced?
Your filter can be showing you different signs that point to it needing to be cleaned or replaced.Filter is a different color. ... Energy bills are higher than usual. ... Low air flow. ... Rise in physical issues. ... Headaches. ... Allergies. ... Carbon monoxide poisoning. ... Forces HVAC systems to work harder.More items...•
Does it matter if you put your furnace filter in backwards?
When a furnace filter is placed backwards, the fibers can't do their job properly. This means your furnace has to work harder to generate the same air flow, resulting in increased energy costs. Particles are also allowed to build up irregularly, making the furnace working even harder to draw air.
Can you run a furnace without a filter for one night?
Technically, you can temporarily run a furnace without a filter. However, it's important to emphasize the word “temporarily” here. Running a furnace without a filter overnight, for example, isn't likely to cause problems, but you should never allow this to turn into a long term solution.
Can you run a furnace without a filter for a few days?
Well, technically you can run your furnace without a filter. It will operate without one, but you'll risk potential damage to your system and to your health and the health of your family, and that's just not worth it.
Do all furnaces have 2 filters?
Most central air heating and cooling systems have 2 intake vents that help circulate your home's air and clean out any debris by running it through an air filter.
How often do you really need to change your furnace filter?
In general, this is how often changing furnace filters needs to be done: For 1- to 2-inch filters, replace them every 1 to 3 months. For 3- to 4-inch filters, replace them every 6 to 9 months. For 5- to 6-inch filters, replace them every 9 to 12 months.
Why is there 2 filters on my furnace?
A lot of central air units have at least two filters, though you can find systems that have only one. The reason why there are a couple of filters is because not only the air that is traveling into the air handler needs to be filtered, but also the air passing through the return vents.
How often do you really need to change your furnace filter?
In general, this is how often changing furnace filters needs to be done: For 1- to 2-inch filters, replace them every 1 to 3 months. For 3- to 4-inch filters, replace them every 6 to 9 months. For 5- to 6-inch filters, replace them every 9 to 12 months.
How do you remove an air filter from a house?
To open the air filter housing, you simply remove the fasteners, remove the top of the air filter housing and take out the air filter. Remove any dirt or debris that is in the housing by wiping it out with a rag. Inspect the old engine air filter to make sure that it is dirty and needs changing.
What happens if air filter is backwards?
By installing your filter backwards, air will have a harder time flowing through the filter and your air handler will have to work harder to make up for the loss of airflow. This could lead to higher utility bills and possibly damage your furnace or air conditioner.
Can I run my furnace without a filter temporarily?
Well, technically you can run your furnace without a filter. It will operate without one, but you'll risk potential damage to your system and to your health and the health of your family, and that's just not worth it.
How to Change the Filter in an Older Furnace | eHow
Keeping your furnace filter clean is an important aspect of home maintenance, especially if the furnace is older. Over time, dust and other debris can collect in the filter, reducing the efficiency of the furnace. Replacing the filter will allow the air to heat more quickly, thereby saving on energy usage and costs.
How To Change Your Furnace Filter (Replacement Guide)
HVAC Filters. 3-Inch Air Filter 3M Air Filters 5 Best Air Purifiers for Apartments Air Filter Cleaning Guide Air Filter Discount Codes and Coupons
Why change a furnace filter?
It’s important to change the filter regularly to keep good airflow going through the furnace and keep it from overheating. Disposable filters have a cardboard frame. If your filter has a plastic or metal frame, then it is a reusable filter than you can clean instead of replacing it with a whole new filter.
How to stop furnace from turning on when replacing filter?
Turn off your furnace before checking or replacing the filter. Set the furnace’s thermostat to the “off” position. This will prevent the furnace from turning on while you are checking or replacing the filter. If the furnace turns on while there is not filter in it, then it can suck up potentially-damaging loose debris.
What happens if you put a furnace filter in backwards?
If you put the filter in backwards, then your furnace won’t have sufficient airflow and it can overheat and shut down. This can also happen with a dirty filter, so make sure to keep checking your filter monthly and replacing it when it is dirty.
How to tell which way to slide a furnace filter?
Look for an arrow on the filter that shows which way it needs to face. Your new filter will have an arrow that shows which way the air flows through it. Find this arrow to determine which way to slide the filter into your furnace.
How to find the size of a filter?
1. Look on the cardboard frame of the old filter to find the dimensions. The filter size will be printed somewhere on the frame of the disposable filter. Note it down so that you can refer to the measurements when you shop for a new filter.
Where to find filter in furnace?
Look for the vents where the air enters into the furnace system to locate the filter near either the air return duct or the entrance to the blower chamber.
Where is the filter located on a furnace?
Locate the filter in your furnace and remove any cover that is over it. The filter is usually located at the air return duct or the entrance to the blower chamber. There is sometimes another cover over the filter that you will have to pull off.
What to do if your air filter is reusable?
If it’s reusable, clean the filter. If it’s disposable, grab a new air filter
How to check if an air conditioner is working?
Check the outside fan to see if it’s performing properly. If it isn’t, then you will want to check the air conditioner’s breaker. However, if the breaker doesn’t appear to be the issue, check the thermostat and control board for potential issues.
What happens if the outside fan is not working?
Check to see if the compressor is working properly, if it is but the outside fan is defection, the condenser fan might be defective. Alternatively, if the condenser fan is functioning properly, but the compressor isn’t, the air conditioner might need refrigerant fluid or have a defective compressor.
Does Comfortmaker have a warranty?
Canadian homeowners will be exceedingly pleased by ComfortMaker’s comprehensive warranty coverage. The brand goes above and beyond expectations by delivering a wide range of warranties that are tailored to best suit your investment.
Is it a good idea to call a heating and cooling professional?
Should you confront any of the issues detailed above, it isn’t a bad idea to contact trained heating and cooling professional. Although there are ways to diagnose and troubleshoot these issues on your own, the complexity of the problems can quickly outweigh the potential cost of a technician. Having a certified consultant repair your ComfortMaker air conditioner can guarantee long-term reliability and peak performance.
Is Comfortmaker a Canadian brand?
Offering Canadian consumers a wide selection of high-efficiency air conditioners, ComfortMaker is a brand that you can trust. Not only is the quality of their products made, but they’re also backed by the brand’s comprehensive warranty coverage designed to give Canadians complete peace of mind. However, when your ComfortMaker air conditioner inevitably begins to experience issues related to its performance, this guide will help you troubleshoot whatever may be wrong.
What is the minimum efficiency rating for furnace filters?
Filters are given a minimum efficiency reporting value (MERV), which ranges from 1 to 16, although ratings of 6 through 12 are best for residential furnaces. Filters rated below 6 may not adequately block airborne particles, and filters with ratings higher than 12 are designed for specialized use, such as in hospitals.
Why do furnace filters clog?
Most furnace filters come in two types, flat and pleated. Flat filters may clog more quickly because they have less surface area than do pleated filters. The deeper the pleats, the more surface area a filter has and the more room it has to collect airborne particles , so it may not clog as quickly as a flat filter.
What is the best filter rating for pet dander?
The higher the MERV rating, the better the filter is at blocking airborne pollutants. In fact, filters with ratings of 11 or 12 will block not only dust and pet dander, but can also block some types of microscopic viruses and fumes.
Does a furnace filter help with air quality?
A: As you discovered, a clean furnace filter makes a big difference in air quality . What’s more, the fresher the filter, the more efficiently your HVAC system runs, resulting in lower energy bills. Filters are designed to trap dust and airborne particles as air is drawn through the filter and into the furnace system.
Do you need to change a furnace filter?
No two homes are the same, so despite guidelines, you may need to change your furnace filter more often than your neighbor does. If your furniture gets dusty soon after housecleaning, the furnace filter could be clogged and is no longer effectively removing dust from the air. You may also notice that your furnace runs more than usual. Take a peek at the filter: If it’s gray and covered in dust and lint, it’s time to replace it.
Do you need a filter for an air conditioner?
Yes, even in warm weather, when you’re likely to be using your air conditioner. A clean filter is necessary to keep dust from being sucked through the HVAC system, where it can gather on the air conditioner’s inner coils and reduce the unit’s efficiency.
Can pet dander clog a furnace filter?
Our beloved furry friends play a vital role in our lives, but pet dander —tiny flecks of skin present in the fur and feathers of animals—can become airborne and clog the furnace filter. Long-haired pets will shed more than short-haired varieties, but all will contribute to pet dander in the air. Even if no one in the home is allergic, it’s wise to change your furnace filter frequently, as often as every 30 days if you have multiple pets, to keep the furnace functioning efficiently.
Why change a furnace filter?
It’s important to change the filter regularly to keep good airflow going through the furnace and keep it from overheating. Disposable filters have a cardboard frame. If your filter has a plastic or metal frame, then it is a reusable filter than you can clean instead of replacing it with a whole new filter.
How to stop furnace from turning on when replacing filter?
Turn off your furnace before checking or replacing the filter. Set the furnace’s thermostat to the “off” position. This will prevent the furnace from turning on while you are checking or replacing the filter. If the furnace turns on while there is not filter in it, then it can suck up potentially-damaging loose debris.
What happens if you put a furnace filter in backwards?
If you put the filter in backwards, then your furnace won’t have sufficient airflow and it can overheat and shut down. This can also happen with a dirty filter, so make sure to keep checking your filter monthly and replacing it when it is dirty.
How to tell which way to slide a furnace filter?
Look for an arrow on the filter that shows which way it needs to face. Your new filter will have an arrow that shows which way the air flows through it. Find this arrow to determine which way to slide the filter into your furnace.
How to find the size of a filter?
1. Look on the cardboard frame of the old filter to find the dimensions. The filter size will be printed somewhere on the frame of the disposable filter. Note it down so that you can refer to the measurements when you shop for a new filter.
Where to find filter in furnace?
Look for the vents where the air enters into the furnace system to locate the filter near either the air return duct or the entrance to the blower chamber.
Where is the filter located on a furnace?
Locate the filter in your furnace and remove any cover that is over it. The filter is usually located at the air return duct or the entrance to the blower chamber. There is sometimes another cover over the filter that you will have to pull off.
