Asked by: Kiera De Vries
asked in category: General Last Updated: 3rd May, 2020

What does blinking red light on Trane furnace mean?

Unfortunately, the user manual of the Trane XR90 furnace offers no explanation of what the blinking light means that can be seen behind a small hole in the bottom front panel of this high-efficiency gas furnace. A continuously blinking light indicates normal operation and is no reason for concern.

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Furthermore, what does blinking red light on furnace mean?

If you see the red flashing light during regular operation, this usually means that the outdoor unit was shut off due to a problem and is currently “locked out” from normal operation. When you see the red flashing light, it is usually in a diagnostic feature to alert the HVAC repair technician to what the problem is.

Also Know, what does it mean when my furnace light blinks 3 times? The display panel on a Goodman furnace has a built-in trouble-code that uses successive flashing LED lights to indicate problems. For example, three consecutive flashing lights on the Goodman furnace means there is an issue with the pressure switch circuitry.

Likewise, should my furnace light be blinking?

If you notice a solitary light flashing slowly and the other blinking rapidly, your furnace could be having a low flame signal. This can happen even when your heater is running like it should. It indicates the flame sensing rod could have build-up or in the bad area on the burner.

How do I reset my furnace?

How to Find My Furnace Motor Reset Button

  1. Turn off the power to the furnace at the circuit breaker. The circuit breaker is clearly marked.
  2. Lift up the blower compartment cover to access the blower wheel and blower motor.
  3. Look for a small red or yellow button on the side of the blower motor.
  4. Press the reset button down if it has popped up.

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