this 4" elbow facilitates the critical transition between the heat exchanger and the venting system

Do not use the 705-452 on 700-800 series (7000GO) controllers

Always verify the actuator housing type before installation to ensure proper fitment and travel

For technicians performing a coil pan replacement

Utica-Dunkirk 21992 Limit Switch 322056-301 this 4" elbow facilitates theWhen you are troubleshooting a boiler or furnace that is short cycling or experiencing a blower that refuses to shut down, the Utica Dunkirk 21992 Limit Switch is a primary diagnostic focal point. This OEM replacement limit switch is engineered specifically for Utica and Dunkirk heating systems to provide critical thermal protection. As a high limit safety control, this component features SPDT (Single Pole Double Throw) contact configuration and is