Repairing Error Code 229 on Your Lennox® Furnace

Noticing error code 229 on your Lennox® furnace?

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

It’s best to have a professional like one from Mountainwest Service Experts in Salt Lake City finish repairing or replacing this part. Our technicians are NATE certified, which means they’re ready to fix a furnace error like this one.

We want you to be completely happy with our furnace repair in Salt Lake City. 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 make sure your furnace runs safely and vents extra gases from the heat exchanger.

What Happens When a Low-Fire Pressure Switch Fails

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

Your HVAC will indicates something’s amiss 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 observe 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 trigger the error, so your Mountainwest Service Experts Expert will investigate other parts of your furnace first.

The bill to fix your furnace hinges on what’s wrong with it and how long it takes to remedy it.

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

Turn to the Experts at Mountainwest Service Experts

When you need to have your furnace fixed, turn to the Experts at Mountainwest Service Experts to figure out the fault code and take care of the situation.

Call us at 385-399-0280 or schedule an appointment online today.