This control also provides a safety limit that turns off the burner or furnace if temperatures at the furnace are too high.
Fan limit switch wiring.
By admin march 14 2018.
And the sensing element can handle up to 350 f.
In many models it also has a built in safety control for the burner to shut off at higher temperatures if the burner s inner control malfunctions.
Wiring the switch step 1 remove 1 4 inch of insulation from the end of your power wire with diagonal pliers.
Fan limit switches are used on all types of building heating furnaces.
The fan limit control switch on a furnace regulates when the blower will come on or shut off.
Wiring diagram for fan limit switch.
The power wire connects to your power supply and carries energy to your electrical device.
Fan limit control installation faqs honeywell furnace temperature switch heating how to install wire the controls on furnaces l6064 doityourself com community forums.
The fan limit switch on a heating furnace controls when the furnace blower fan turns on and off.
The control can handle 120v and 240v devices and can also be wired to control low voltage devices.