How To Chabge A Lenox Filter

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Changing a home furnace filter regularly is the fastest and easiest way to make sure your furnace is running smoothly and efficiently, besides as to help purify the air in your home. Check the furnace filter monthly to see when it needs to be inverse. Dispose of it and supersede information technology with a new furnace filter of the same size when information technology gets dirty. This volition go along the air flowing through your furnace, minimize the strain on your heating system, and help filter grit and other particles out of the air in your home.

1
Plow off your furnace before checking or replacing the filter. Set the furnace'due south thermostat to the "off" position. This will prevent the furnace from turning on while yous are checking or replacing the filter.
- If the furnace turns on while at that place is non filter in it, and so it can suck up potentially-dissentious loose debris.
- Refer to the possessor's manual for your furnace for whatever specific instructions regarding how to supplant the filter.
Tip: Check your filter every month to meet if it needs replacement. Most disposable types of filters are designed to be replaced every ane-2 months. If you take furry pets or your furnace runs all the fourth dimension, then your filter will become dirty more quickly.
2
Open up or slide the door console off of your furnace. In that location will be a door on your furnace that either swings open up or slides off. Open or remove the door to provide access to the inside of your furnace.^[1]
- If your door is the blazon that slides off, and then you lot tin can typically remove it by simply lifting it upward until it comes complimentary, and then set it aside.
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three
Locate the filter in your furnace and remove any cover that is over information technology. The filter is usually located at the air return duct or the entrance to the blower chamber. At that place is sometimes another cover over the filter that you will have to pull off.^[ii]
- Expect for the vents where the air enters into the furnace system to locate the filter almost either the air return duct or the entrance to the blower bedchamber.
4
Slide out the old filter and hold information technology up to the light. Use both hands to advisedly pull the filter out for inspection. Hold it upward to a lite source to check how dirty information technology is and make up one's mind if it is time to supercede it.^[3]
- If there is any resistance when yous try to slide the filter out, and so at that place may exist a locking mechanism keeping it in place. Check for such a organization and slide the lock out of the fashion to release the filter.
five
Replace the filter with a new ane if you can't see through it. Information technology'due south time to supervene upon the filter when no light shines through the filter when you hold information technology up to a light source. Information technology's important to modify the filter regularly to keep skillful airflow going through the furnace and go along it from overheating.^[4]
- Disposable filters have a paper-thin frame. If your filter has a plastic or metal frame, then information technology is a reusable filter than you lot can clean instead of replacing information technology with a whole new filter.
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i
Look on the cardboard frame of the old filter to observe the dimensions. The filter size will be printed somewhere on the frame of the disposable filter. Note it down so that you lot can refer to the measurements when y'all shop for a new filter.^[5]
- If your filter does non have the dimensions printed on it, then mensurate it with a measuring tape, or check the owner'south transmission for the manufacturer'due south recommendations to ensure you get the correct replacement filter.
2
Purchase a replacement filter of the right size. Head to a home hardware shop or home comeback center to notice a new filter. Refer to the dimensions of the old filter and buy a filter of the same size.^[6]
- The cheapest disposable furnace filters are fiberglass with cardboard frames. This kind of filter will trap large particles of dust and is designed to exist replaced every i-ii months. If y'all desire to upgrade your filter, you can get a slightly more than expensive disposable pleated filter, which will trap smaller particles of dust , pollen, and clay. These filters last longer; from 4 months to ane twelvemonth.
Tip: If y'all or someone in your household has allergies, you might want to invest in a highly efficient particle air (HEPA) filter. These types of filters are antimicrobial and specially designed to trap things similar mold, mildew, mucus, yeast, and algae. They are available in both dispensable and reusable varieties.
iii
Look for an arrow on the filter that shows which mode it needs to face. Your new filter will have an arrow that shows which mode the air flows through it. Find this arrow to decide which style to slide the filter into your furnace.
- Abode furnace filters are made to filter air in a unmarried direction so that they do not collapse or fall apart equally they trap dust and other droppings.
4
Slide the filter into place and replace any cover that goes over it. Slide the new filter in then that the arrow is facing the furnace's blower motor. Snap the filter encompass back into identify if you removed ane to have out the filter.^[7]
- If you put the filter in backwards, and so your furnace won't have sufficient airflow and it can overheat and shut downward. This can too happen with a dirty filter, so make sure to keep checking your filter monthly and replacing it when it is muddy.
5
Shut or supervene upon the door panel of the furnace. Swing the furnace'south access door closed or slide it back on if you removed it. Your furnace volition now exist ready to use for at least another month.^[8]
- Call back that if you take furry pets or y'all run the furnace very regularly, then you will need to replace the filter more than frequently. Check your filter every month and any fourth dimension you notice grit building upwardly in your dwelling.
vi
Turn your furnace back on. Fix the furnace'southward thermostat back to the "on" position now that you take replaced the filter. Your furnace will be protected from loose debris by the filter and is safe to run equally normal.
- Yous might desire to make a note of the date y'all changed the filter to remind yourself to cheque information technology again in a month.
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