Changing a home furnace filter888-607-ly is the fastest and easiest way to make sure your furnace is running smoothly and efficiently, as well as to help purify the air in your home.When the filter needs to be replaced, check it monthly.If it gets dirty, replace it with a new one of the same size.This will help keep the air flowing through your furnace, reduce the strain on your heating system, and help remove dust and other particles from your home.
Step 1: Before you check or replace the filter, turn off your furnace.
The furnace's thermostat should be off.The furnace will not turn on if you are checking or replacing the filter.The furnace can suck up loose debris if there is no filter in it.Refer to the owner's manual for instructions on how to replace the filter on your furnace.
Step 2: You can open or slide the door panel.
The door on your furnace will either swing open or slide off.You can open or remove the door to get into the furnace.If your door is the type that slides off, you can remove it by simply lifting it up until it comes free, and then set it aside.
Step 3: Remove the cover from the furnace and locate the filter.
The entrance to the blower chamber or the air return duct is where the filter is located.Sometimes you have to remove another cover over the filter.To locate the air return duct or the entrance to the blower chamber, look for the vents where air enters the furnace system.
Step 4: Put the old filter up to the light.
To pull the filter out, use both hands.To determine if it's time to replace it, hold it up to a light source.There is a locking mechanism that will keep the filter in place if there is resistance.Take the lock out of the way to let the filter out.
Step 5: If you can't see through it, replace it with a new one.
When no light shines through the filter, it's time to replace it.It is important to change the filter on a regular basis to keep the furnace cool.There are disposable filters with a frame.If your filter has a plastic or metal frame, you can reuse it instead of replacing it with a new one.
Step 6: The dimensions can be found on the cardboard frame of the old filter.
The frame of the disposable filter has a printed size on it.When shopping for a new filter, you should note it down so that you can reference the measurements.If your filter doesn't have the dimensions printed on it, you can either measure it with a measuring tape or check the owner's manual to make sure you get the right replacement filter.
Step 7: The replacement filter should be the correct size.
You can find a new filter at a home hardware store or home improvement center.Refer to the dimensions of the old filter to find a similar one.fiberglass with cardboard frames are the cheapest disposable furnace filters.The filter is designed to be replaced every 1-2 months.If you want to upgrade your filter, you can get a disposable one, which will trap smaller particles of dust, pollen, and dirt.The filters last from 4 months to a year.
Step 8: The arrow on the filter shows which way it needs to face.
The air flow through the filter will be shown in an arrow.You can find the arrow to figure out which way to slide the filter into the furnace.Home furnace filters are made so that they do not collapse or fall apart as they trap dust and other debris.
Step 9: Remove the filter and replace it with a new one.
The arrow is facing the motor of the furnace.If you take out the filter, you need to snap the cover back in place.If you put the filter in backwards, the furnace won't have enough air and it can shut down.If you have a dirty filter, make sure to check it monthly and replace it when it's dirty.
Step 10: The door panel of the furnace needs to be replaced.
If you remove the access door, you can swing it closed or slide it back on.For at least another month, your furnace will be ready to use.If you run the furnace a lot, then you will need to replace the filter more frequently.Dust can build up in your home if you don't check your filter every month.
Step 11: It's time to turn your furnace back on.
Now that you have replaced the filter, set the furnace thermostat to the on position.The furnace is safe to run because it is protected from debris.To remind yourself to check the filter again in a month, you might want to make a note of the date you changed it.