Lennox furnace error codes p4
Lennox furnaces have error codes, and there are some things you can do to fix these errors.
This article is meant to help lennox furnace owners with error codes p4.
A) Replace the control board
B) Replace the controller board
C) Unplug and re-plug the power cord into an outlet
D) Unplug the furnace and re-plug it into an outlet
E) Go to the service center
Lennox furnace error code P4 is the most prevalent code and can be the result of the following problem:
* Not enough purge air in the sump.
* Air flow switch is not operating properly.
Lennox furnaces are designed to catch several errors in the electronic control board. The furnace might be giving lennox furnace error codes p4 if it cannot find a solution to the problem.
Lennox furnaces have an LCD touch screen that allows users to input several troubleshooting procedures. This reduces the repair time and saves the customer money on downtime.
The LCD screen is helpful because its touchscreen makes it easy for customers and technicians alike to use the controller without any technical limitations that would make it difficult for them.
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