Furnace Fan Limit Control Switch Settings

It is a round silver tin disc with a temp.

Furnace fan limit control switch settings.

What ois a furnace limit switch. Westland michigan 48185 734 326 3900 888 828 8317. The fan limit switch temperature settings shown on the dial sketch are discussed separately. Below we detail the functions and normal settings for five controls found inside this device.

The fan limit control switch on a furnace regulates when the blower will come on or shut off. How to install adjust or repair the furnace fan control or furnace limit control. 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. Hello some people switch the settings a bit but the first setting is the off settting.

How to check the furnace fan limit control switch wiring. My guess is 205f. And the high limit is 130f. The the low limit is 80f.

This is generally 100 degrees f. Is the he limit. Right now the fan limit switch has 3 temperature indicators settings visible. Furnace fan limit switch control.

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. The three settings from low to high are 80f. Technical hot and cold 38568 webb dr. A photo of a 1970 s era honeywell l4046t fan limit control installed on a gas furnace showing common wire connections on a gas furnace.

At fan limit control settings. The second setting is the fan on setting this is commonly 120 130. As we explained above the furnace fan limit control turns the furnace blower on and off at the proper times. Range at the bottom.

The limit is set from the company from 170 will suffice.