Getting chilly because you’re getting error code 223 from your Lennox® furnace?
This means your furnace’s low pressure switch is open. Due to the malfunction, your system will not run for your protection.
Turn to the Experts at Strand Brothers Service Experts to handle repairing this furnace error. Our ACE-certified technicians are among the best in the industry when it comes to diagnosing and repairing furnace problems.
Your satisfaction is important to us. That’s why we back our furnace repair* for a year.
Pressure switches are a necessary part of the heating process.
Here’s how your furnace works after the thermostat begins to call for heat:
A two-stage furnace has several pressure switches, which permit it to run at various speeds—and use less energy.
The low pressure switch may be open for several reasons.
There could be a:
There could also be a problem with the switch itself, the inducer or the circuit board.
Your furnace will let you know there’s a problem 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 might notice fast flashes or an alternating slow flash as it reiterates a fault code.
The price to fix your furnace depends on the root problem48} and the hours it takes to repair it.
Here are the usual replacement costs for several components that could be affected:
When you need furnace service, you can trust the professionals at Strand Brothers Service Experts
to take care of the fault code and get your heat flowing again.
Call us at or schedule an appointment online today.
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