Feeling a chill because you’re noticing 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 safety reasons.
Depend on the Experts at Teays Valley Service Experts to handle mending 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 an essential part of the heating system.
Here’s how your furnace works after the thermostat begins to call for heat:
A two-stage furnace has several pressure switches, which allow it to run at various speeds—and use less energy.
The low pressure switch may be open for a variety reasons.
There could be a:
There could also be trouble with the switch itself, the inducer or the circuit board.
Your furnace will let you know there’s an issue with a red flash from its indicator light, which it uses to exhibit 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 replays a fault code.
The expense to fix your furnace depends on the root problem48} and the hours it takes to repair it.
Here are average replacement costs for several components that could be affected:
When you need furnace service, you can trust the professionals at Teays Valley Service Experts
to handle the fault code and get your heat flowing again.
Call us at or schedule an appointment online today.
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There’s no reason to skip your seasonal maintenance that saves energy and helps ensure your air conditioner and heater will work reliably all season long.
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