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 better to have a professional like one from Service Experts Heating & Air Conditioning in Alliance finish repairing or replacing this part. Our technicians are ACE certified, which means they’re well-equipped to fix a furnace error like this one.

We want you to be fully happy with our furnace repair in Alliance. 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 let the system to run at different speeds—and work more efficiently. These switches also make sure your furnace runs safely and vents excess gases from the heat exchanger.

What Happens When a Low-Fire Pressure Switch Doesn’t Work

Your low pressure switch may not be operating correctly if your furnace inducer motor switches on in high speed and high ignition, then loses speed and changes into low-fire mode about 30 seconds afterward.

Your HVAC will communicate 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 reports a fault code.

Estimated Repair Cost for Furnace Error Code 229

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

The cost to fix your furnace hinges 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 have to have a new low-fire pressure switch.

Rely on the Experts at Service Experts Heating & Air Conditioning

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

Call us at 330-235-1260 or schedule an appointment online today.