Fixing Error Code 229 on Your Lennox® Furnace

Noticing 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 allow a pro like one from Boehmers/Cronin Emery Home Services by Enercare in Kitchener finish repairing or replacing this part. Our technicians are ACE-certified, which means they’re well-equipped to fix a furnace error like the one you’re experiencing.

We want you to be completely content with our furnace repair in Kitchener. 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 work more efficiently. These switches also ensure your furnace runs safely and vents excess gases from the heat exchanger.

What Happens When a Low-Fire Pressure Switch Fails

Your low pressure switch may not be working right 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 later.

Your furnace 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 reports a fault code.

Estimated Repair Cost for Furnace Error Code 229

A blocked vent or a draft can also create the error, so your Boehmers/Cronin Emery Home Services by Enercare 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 repair it.

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

Trust the Experts at Boehmers/Cronin Emery Home Services by Enercare

When you need to have your furnace mended, turn to the Experts at Boehmers/Cronin Emery Home Services by Enercare to decipher the fault code and take care of the problem.

Call us at 519-804-1617 or schedule an appointment online today.