There could be several reasons why your furnace fan won't shut off, such as a faulty thermostat, a malfunctioning fan limit switch, or a problem with the wiring. It is best to contact a professional HVAC technician to diagnose and fix the issue.
fan on my furnace will not shut off. smash it up then
Bad fan relay or tstat.
The furnace blower may not shut off due to a faulty thermostat, a malfunctioning limit switch, or a problem with the fan control board. It is important to have a professional HVAC technician inspect and repair the issue to ensure proper functioning of the furnace.
There could be several reasons why an electric furnace won't shut off, including a malfunctioning thermostat, a stuck relay, or a problem with the limit switch. It's best to have a professional technician inspect and diagnose the issue to ensure safe and proper operation of the furnace.
No it will not
Magical unicorn fairy dust.
To turn off the furnace, locate the power switch or breaker connected to the furnace and switch it off. This will shut down the furnace and stop it from running.
A heat pump will do this, a furnace should not. Are you sure you have a furnace?
The furnace fan limiter switch is a safety device that regulates the temperature of the furnace by controlling when the fan turns on and off. It prevents the furnace from overheating by shutting off the fan if the temperature gets too high. This helps protect the furnace from damage and ensures safe operation.
The most common problem when a car's heater fan doesn't shut off when the car is shut off is that the resistor on the blower motor has gone bad. The fuse that powers the resistor should also be checked.
It sound like the thermostat is broken
The fan limit switch in a furnace controls when the fan turns on and off based on the temperature inside the furnace. It regulates the operation of the fan by monitoring the temperature and activating the fan when the furnace reaches a certain temperature and turning it off when the temperature decreases.