Check the blower door.
American standard furnace blower not working.
No power to the thermostat.
Tried setting the relay switch on and off.
If this door is not secure or is missing the unit may not run appropriately.
This will reset any lockout issues on your furnace.
There are quiet a few variables that can occur to cause furnace problems.
I tried resetting the red switch on the side furnace emergency shut off switch.
Review our list of air flow symptoms.
Check if the system switch at the equipment is in the off position set to heat position.
Stale and stuffy air.
Wait five minutes for the system to respond.
Your indoor blower may not be operating.
Check your furnace blower fan.
If this is the case you should contact your dealer.
Sometimes furnace manufacturer s connect the furnaces transformer through the limit control so if your furnace over heats or if the limit is stuck open then you will not get power to the transformer.
Open and close the blower door.
I saw the filter was dirty and full so i changed the filter which is 20 25 4 size big one.
Cooling will not come on.
If you have a whole home air cleaner or air exchanger make sure it is switched on and its filter is clean.
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.
Check that the setpoint is below room temperature reset temperature or wait for room temperature to rise.
Feel around the american standard furnace to see if there is any air coming through the vent.
I believe i have covered the main problems.
Check to see if there is any air coming through your vent.
My american standard freedom 90 furnace has stopped working since morning.
Check the pilot light.