Fan Limit Control Switch Settings

It should be located near the top of.

Fan limit control switch settings.

A control which turns the blower fan on or off depending on the air temperature within the furnace. Kozy king furnace 300 400 messickstove 856 452 aquastat for hydronic loop using wood boiler and oil honeywell furnace temperature fan limit switch control heating best fan in thestylishnomad com 13560 best fan thestylishnomad com 2019. When the thermostat calls for heat the burner jumps into action starting a heat exchange. A high limit setting which turns off the heat source or burner.

Slide the cover off the control switch. Furnace fan off setting the furnace combination fan and limit control fan off setting blue arrow in our photo at. The fan limit control includes these key features a manually operated blower fan on off switch on some not all fan limit controls a temperature sensor in the furnace either a probe with bimetallic spring or a snap disc type temperature sensor. How to choose the proper settings for a warm air furnace combination fan limit control switch 1.

Your fan limit controls sense the temperature change and activate the blower. A fan limit switch consists of the following components. A fan control switch that turns the blower fan. Look for the fan limit control switch encased in a small rectangular box.

Most slide off or unhook for easy access. A temperature sensor within the furnace. How to set a fan limit control switch step 1. The fan limit controls in your furnace or forced air heating system are the components that determine when the furnace blower assembly should switch on and off.

Furnace fan on setting when an adequate warm temperature has been reached inside. Open up the access panel on the furnace.