The solution to this problem is to replace the thermostat.
Rheem furnace blower motor wont turn off.
In case the furnace turns off when the thermostat is turned to off a probable reason is a thermostat that is not working properly.
Your fan limit switch is located directly under your furnace hood and controls when your furnace blower turns on and off.
On 2019 12 28 by jamie.
Section 2 if your furnace won t turn off after your set temperature has been reached.
Furnace blower fan wont turn off hello richard i have a problem with my furnace where the indoor blower will turn off my furnace seems to be heating okay it is just the blower will not shut off.
In case the thermostat is turned off but does not turn off the furnace blower then find the breaker in the fuse box or the central.
If your furnace won t turn off even after your house is at or above your programmed temperature then the problem is usually more complex.
My furnace fan in my house won t turn off when my unit is off on 2019 12 28 by mod jamie perhaps there is a defective fan limit control or fan relay control switch.
Sometimes my blower fan won t shut off for a while.