This furnace Pressure Switch is for the miller 632444 632444 r 1, this Switch is needed to open the furnace air Pressure switch. It is a black plastic case with a red logo, the Switch is set up with a small wheel at the top and a large wheel at the bottom. The wheel inside the case is what helps you set the Switch to the correct pressure, the large wheel is what helps with turning the switch, while the small wheel helps with setting the Switch to the correct pressure.
This is a trapped air Pressure Switch with a standard miller 632427 632427 r 0, it fits the other models. This fit for miller 632453 632453 r 0, this gibson tappan oem furnace Pressure Switch 632252 is for the gibson tappan furnace and may control the furnace's Pressure Switch to 2 oxygen or the Switch imparts an 6-position textured control wheel with a white anodized aluminum cover. The Switch is now also inclining at 2, 5 degrees for uncomplicated on/off. The furnace air Pressure Switch mpl-9300-0, 20-deact-n0-spc is used to adjust the air Pressure in the furnace. This Switch is recommended for people with a deactivated air Pressure in the furnace.