Fixing Error Code 223 on Your Lennox¨ Furnace
Getting cold聽because you’re聽seeing聽error code 223 from your Lennox¨听蹿耻谤苍补肠别?
This聽means聽your furnace’s low pressure switch is open. Due to the聽issue, your system will not聽function聽for聽your protection.
Trust聽the Experts at聽天美传媒 to聽deal with聽fixing聽this furnace error. Our聽ACE-certified technicians聽are among the聽best聽in the industry when it comes to聽understanding聽and repairing furnace聽problems.
Your satisfaction is聽critical聽to聽our team. That’s why we back our聽furnace repair* for a year.
How a Low Pressure Switch Works
Pressure switches are聽an essential聽part of the heating聽system.
Here’s how your furnace聽works聽after the thermostat聽initiates the聽call for heat:
- Your furnace’s control board begins the draft inducer blower motor. This聽pushes out聽combustion gases from the heat exchanger and聽sucks聽in new gas and air so the burners can聽ignite.
- When the pressure switch senses that聽sufficient聽air is being聽dragged聽into the burners, it closes and聽signals聽the control board to ignite the furnace.
- Your furnace ignites and heats your聽home.
A two-stage furnace has聽more than one聽pressure switches, which聽help聽it to run at聽different聽speeds—and聽use less energy.
What Happens When a Low Pressure Switch聽Acts Up
The low pressure switch may be open for聽several聽reasons.
There could be a:
- Closed off聽vent
- Plugged聽condensate drain
- Cracked hose
There could also be聽a problem聽with the switch itself, the inducer or the circuit board.
Your furnace will聽show you聽there’s聽an issue聽with a red flash from its indicator light, which it uses to聽exhibit聽error codes. It has this red light to flash code, like Morse code.
You might聽notice聽fast flashes or an alternating slow flash as it聽reiterates聽a fault code.
Estimated Repair Cost for Furnace Error Code 223
The聽expense聽to fix your furnace depends on聽the issue it has聽and聽the time聽it takes to聽repair聽it.
Here are聽expected聽replacement costs for several components that could be affected:
- Pressure switch—$40 to $350
- Inducer—$600 to $1,500
- Circuit board—$200 to $600
Call the Experts at聽天美传媒聽
When you聽require聽furnace service, you can聽lean on聽the professionals at聽天美传媒聽to聽work on聽the fault code and get your heat聽moving聽again.
Call us at (866) 963-7996 or聽schedule an appointment online聽today.
