Step by Step instructions on changing a furnace filterLocate the air Filter. Depending on the furnace design, it can either be located in the blower door unit itself or located between the blower and the return air duct. You may need a screwdriver to help pry open the access panel or blower door.
Remove the filter from it's support.
Check filter Hold your filter up to light to check for cleanliness. If it's dirty or you're not sure either replace it or clean it.
Replace or Clean the Filter. If your filter is paper or fiberglass and it is dirty, then replace it. If the filter is a dry foam type filter you can wash it out or vacuum it clean.
Replace the access panel or blower door panel.
If you live in the Denver Metro Area and are interested in learning how to do your own home improvement and maintenance. Visit www.workshopforwomen.com for a list of upcoming classes.