While your Lennox® furnace cannot speak to you, it possesses a process to get your attention when there’s a furnace error.

Its control panel has twin LED lights that can share a fault code. Subject to the malfunction, your furnace might use continuous or flashing lights.

While there are some basic furnace adjustments you can do without an expert, the majority of repairs are best handled by experts. When your heating system will not kick on or provide heated air, call Thurston Heating & Air Conditioning at 308-624-3485 for professional furnace repair in Kearney.

Our technicians will rapidly determine and repair the breakdown, even if you don’t have a Lennox heating system. We can repair whichever brands or makes—and get the warmth returned to your home without delay.

What Does the Flashing Light on My Heating System Mean?

Your furnace depends on lights to flash code when it is malfunctioning. It also works these lights to let you know it’s working correctly.

Correct heating includes:

  • Concurrent slow flash—heating system heating correctly.
  • Both lights flash fast—heating system is starting to call for heat.

If you realize that a solitary light blinking slowly and the other flashing fast, your heater may have a low flame signal. This can take place even when your heater is running correctly. It signifies the flame sensing rod might need to be cleaned or in the incorrect spot on the burner. Call us at 308-624-3485 for help.

Here are several other of the most common issues for Lennox heaters.

Furnace Refuses to Kick On

Here are a few of the light arrangements you could notice when your furnace won’t turn on or keep heating. The bulk of these problems must be repaired by a technician, for instance from Thurston Heating & Air Conditioning.

  1. The duo of LED lights aren’t lit. This means your heater might not have power. Go to the breaker box to confirm the furnace fuse hasn’t flipped. You should reset the fuse if it’s in the “off” spot. If it immediately turns off after a subsequent reset, don’t touch the breaker and get in touch with us us at 308-624-3485.
  2. An individual light is stable and the other is blinking slowly. This implies the flame rollout switch is may be open. The component is an essential safety mechanism that assists in preventing fires and carbon monoxide. You shouldn’t seek to handle this problem yourself.
  3. A single light is flickering rapidly and the other is flickering slowly. This likely signifies power polarity has been reversed. Your heating system might have a wiring fault that requires professional help from Thurston Heating & Air Conditioning.
  4. All lights are flashing slowly. This indicates your heater’s blower motor probably isn’t working. This part circulates warm air from the heating system into your house. We can aid in determining what’s wrong with this piece.
  5. A single light is flashing slowly and the other is flickering fast. This means your HVAC system might have not enough voltage or a short circuit. Reach out to our specialists at 308-624-3485 for assistance.
  6. One light is flickering on, on, off while the other flickers on, off, on. This signifies there could be a malfunction with your heating system’s control board or wiring. Thurston Heating & Air Conditioning can pinpoint the issue and handle it.
  7. The pair of lights show alternating slow flashes. This signifies your HVAC system likely has a flame error. There could be an issue with its gas supply, gas valve or ignitor control. Call us at 308-624-3485 for support.
  8. A single light blinks slowly while the other is steady. This usually signifies your heater’s limit switch is not working. The switch stops your HVAC system from getting too hot. Call the professionals at Thurston Heating & Air Conditioning for help.

Furnace Blower Operates But No Warm Air

Here’s what might be at fault when you notice your heater’s blower fan running, but you aren’t getting any warmth.

  • The pair of lights are showing every other rapid flickers. This signifies your furnace ignitor could not be in working order. This part lights energy in your heater to produce warm air and should be repaired by a specialist from Thurston Heating & Air Conditioning.

Depend on Us for Expert Furnace Repair

When you need to have your HVAC equipment in working order without delay, trust the experts at Thurston Heating & Air Conditioning. Our techs will handle the fault quickly and have your rooms feeling relaxing again soon. Get in touch with us at 308-624-3485 or contact us online to schedule an appointment now.