Lennox furnace error code 272

When your furnace starts to emit a continuous series of loud beeping sounds, it could mean that there is an issue with the furnace. Lennox furnaces are notorious for emitting these sounds, causing confusion among customers who sometimes never know the issue.

In this article, we look closely at what causes Lennox furnace error code 272 and what can be done to troubleshoot it when it occurs.

When your furnace starts to emit a continuous series of loud beeping sounds, it could mean an issue with the furnace.

Error code 272 is an error code for the Lennox furnace that indicates that a high-performance air filter (HP) has failed.

The Lennox furnace can be confusing to understand, and there is much room for the user to misinterpret what it means.

In order to remedy this, this document will outline what the error code indicates and how it can be fixed.

Lennox Furnace Error Code 272 means that the temperature regulator needs to be adjusted. The system controller needs to be repaired or replaced.

Lennox furnaces have a refrigerator or freezer control module on top of the combustion chamber, which is behind a door at the bottom of the furnace. The control module has an adjustable thermostat, which controls air inlet temperature and fan speed.

The refrigeration system comprises three components: compressor, evaporator and condenser coils to cool air by removing heat. The compressor is a device that forces refrigerant into a spinning tube called an impeller. The refrigerant then expands its original volume many times so it can act as a cold medium within the refrigeration cycle.