4 possible causes and potential solutions.
Carrier furnace blower motor not working.
I would suggest that you check your limit and rollouts to make sure they are all closed with a voltmeter.
The first thing to do is check the relay or voltage from the board.
This handy guide will walk you through the possibilities.
But the motor does not run the motor may be burned out.
Find the most common problems that can cause a carrier furnace not to work and the parts instructions to fix them.
Click on shop parts or select the kind of product you re working with on the left and we ll help you find the right part.
After ruling out all of the simple problems above the most likely cause of a furnace not blowing air is a problem with the blower fan itself which if you remember is the fan that circulates your house s air over the heated coils.
If you have cool air but a steady airflow your blower motor is working but your heat exchanger or burner is not.
If the blower motor is burned out replace it.
One of the most common problems with furnace fans is a bad blower relay.
The furnace s control board thinks that the furnace is overheating so it runs the blower.
First make sure that power is getting to the motor.
Furnace blower not running.
If no voltage is recorded you will have to replace the board or the relay.
Check your furnace blower fan.
If there is a battery check if it is working properly.
If you have questions or need help call or text 919 457 2494 for all your hvac needs.
If power is getting to the blower motor.
The blower motor blows air through the return vent past the heat exchanger and into the home s venting.
This is another common reason behind faulty.
A furnace blower motor that stops pushing warm air out is not the same as a blower that is forcing only cold air into your home.
You can check to make sure it is not the thermostat by taking the green wire off the thermostat connection or taking it loose from the furnace s.