Repairing Error Code 229 on Your Lennox® Furnace

Getting error code 229 on your Lennox® furnace?

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

It’s important to have an Expert like one from A1 Chesney Service Experts Heating & Air Conditioning in Calgary handle repairing or replacing this part. Our technicians are NATE certified, which means they’re well-prepared to fix a furnace error like the one you’re experiencing.

We want you to be absolutely content with our furnace repair in Calgary. 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 multiple pressure switches to let 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 Doesn’t Work

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

Your furnace will communicate something’s wrong with a red flash from its indicator light, which it uses to display 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 A1 Chesney Service Experts Heating & Air Conditioning technician will check 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 plan to pay between $40 and $350 if you have to have a new low-fire pressure switch.

Rely on the Experts at A1 Chesney Service Experts Heating & Air Conditioning

When you need to have your furnace fixed, reach out to the Experts at A1 Chesney Service Experts Heating & Air Conditioning to figure out the fault code and take care of the problem.

Call us at 587-315-5271 or schedule an appointment online today.