Clearing Error Code 229 on Your Lennox® Furnace

Getting error code 229 on your Lennox® furnace?

This signifies your furnace is ignited at high speed because its low pressure switch didn’t close.

It’s best to let a pro like one from Eveready Service Experts in Richmond work on repairing or replacing this part. Our technicians are NATE certified, which means they’re well-prepared to fix a furnace error like yours.

We want you to be fully satisfied with our furnace repair in Richmond. That’s why we back all of our work with a one-year 100% Satisfaction Guarantee.*

How a Low-Fire Pressure Switch Works

Two-stage furnaces have numerous pressure switches to allow the system to run at different speeds—and be more efficient. These switches also make sure your furnace runs safely and vents extraneous gases from the heat exchanger.

What Happens When a Low-Fire Pressure Switch Malfunctions

Your low pressure switch may not be functioning properly if your furnace inducer motor starts up in high speed and high ignition, then loses speed and shifts into low-fire mode about 30 seconds later.

Your system will demonstrate something’s wrong with a red flash from its indicator light, which it uses to show error codes. It has this red light to flash code, like Morse code.

You may see fast flashes or an alternating slow flash as it tells you a fault code.

Estimated Repair Cost for Furnace Error Code 229

A blocked vent or a draft can also create the error, so your Eveready Service Experts Expert will look at other parts of your furnace first.

The cost to fix your furnace depends on what’s wrong with it and how long it takes to repair it.

You can anticipate to pay between $40 and $350 if you need a new low-fire pressure switch.

Trust the Experts at Eveready Service Experts

When you need to have your furnace mended, turn to the Experts at Eveready Service Experts to decipher the fault code and take care of the issue.

Call us at 804-548-4480 or schedule an appointment online today.