The general rule is to change a furnace filter usually located behind a.
Lennox furnace filter change.
A lennox pureair whole home air purification system improves indoor air quality better than any single system you can buy.
Both events stress the system.
Install the new air filter securely slide the new filter in place of the old one making sure you follow the arrows printed on the sides of the filter frame.
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Make sure the airflow arrow printed on the new filter is pointing in the direction of the furnace or air handler.
If you have any questions about the size you need you can refer to the owner s manual for your furnace or air handler or contact your local lennox dealer.
Here are some tips how to change your filter.
About once every month or so you should change your furnace air filter to keep your furnace running efficiently.
Once the filter is in position replace the filter cabinet door securely.
In this video you can see how i change my furnace air filter at home.
Many technologies only combat one or two categories of air contaminants and often only in a single room.
The lennox x6672 filter used in the hcc16 28 y2920 air filter cabinet has a service life of 9 to 12 months.
The pureair air purification system is the only single indoor air quality system to combat all three classes of indoor air contaminants particulate.
Many costly repairs can be avoided with regular filter changing.
Filters are designed to trap dust and airborne particles as air is drawn through the filter and into the furnace system.
Your air filter is located in either the blower compartment of your furnace in an attached filter case or in a wall mounted return air grille.