Repairing Error Code 229 on Your Lennox® Furnace

Seeing 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 important to allow a professional like one from Service Experts Heating & Air Conditioning in North America handle repairing or replacing this part. Our technicians are NATE certified, which means they’re well-equipped to fix a furnace error like the one you’re experiencing.

We want you to be fully content with our furnace repair in North America. 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 various pressure switches to let the system to run at different speeds—and use less energy. These switches also ensure 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 operating properly if your furnace inducer motor switches on in high speed and high ignition, then weakens and shifts into low-fire mode about 30 seconds afterward.

Your HVAC will indicates something’s not right 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 notice fast flashes or an alternating slow flash as it announces a fault code.

Estimated Repair Cost for Furnace Error Code 229

A blocked vent or a draft can also create the error, so your Service Experts Heating & Air Conditioning professional will check other parts of your furnace first.

The price to fix your furnace relies on what’s wrong with it and how long it takes to fix it.

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

Trust the Experts at Service Experts Heating & Air Conditioning

When you need to have your furnace repaired, turn to the Experts at Service Experts Heating & Air Conditioning to work out the fault code and take care of the situation.

Call us at 866-397-3787 or schedule an appointment online today.