What does a blinking red light mean on a Trane furnace?

What does a blinking red light mean on a Trane furnace?

The red blinking light for your Trane XR90 furnace indicates that your unit was shut off due to a problem. When your red light is continuously on it indicates the circuit board needs replacement. Another part of the red light system is when it is continuously off, this shows you need to check the power of your furnace.

Why is my Trane furnace not heating?

If it seems like your Trane furnace just isn’t heating your home as effectively as you want, then the culprit might be a lack of airflow, making the first step in repairing a Trane furnace checking your filters for blockages. A dirty filter can reduce airflow and prevent the correct functioning of your furnace.

What does it mean when your furnace light is blinking?

If you realize that a solitary light blinking slowly and the other flashing quickly, your heating system could be experiencing a low flame signal. This can take place even when your furnace is heating correctly. It signifies the flame sensing rod could be dirty or in the incorrect location on the burner.

What does a solid red light on my furnace mean?

When lit, this red light, also called a lockout light, indicates that a safety mechanism on your furnace has caused a shutdown because it has detected a problem or recognized a fault. If your furnace has a digital display that provides a fault code, you can easily check the fault code to diagnose the problem.

Where is reset button on furnace?

Locate the reset button on the furnace and press it to reset the furnace. It is usually located inside the blower compartment on the side of the blower motor. Be cautious as the housing may be hot. If the button is popped up, press it down.

Why is my Trane furnace blowing cold air?

Your furnace may be blowing cold air because the filter is too dirty. A dirty air filter blocks airflow over the furnace’s heat exchanger, causing it to overheat. When overheating, your furnace can trip a high limit switch, causing the furnace burners to shut off so that the heat exchanger does not crack.

How can you tell if a furnace ignitor is bad?

4 Signs of a Faulty Furnace Ignitor

1. The Furnace Stops Running. When a furnace won’t run at all, check for a bad ignitor.
2. Your Furnace Blows Chilly Air. Unless you’ve set your thermostat to COOL, your furnace should not blow cold air.
3. Does Your Furnace Short Cycle?
4. A No Glow Ignitor.
5. We Can Replace Your Furnace Ignitor.