66 standards

Maintaining a reliable flame signal is essential for system safety and efficiency

ensuring a seamless drop-in fit for technicians servicing wall-mount units or telecommunications cooling systems

if a vent limiting device is installed

most 100170417 replacement kits include the necessary inner door gaskets and connectors required to maintain the FVIR seal during installation

Carrier HH680368 Limit Switch 320734-701 66 standardsWhen you're dealing with a furnace that keeps tripping or a blower motor that won't shut down, the Carrier HH680368 Limit Switch is a primary diagnostic point. This genuine OEM furnace limit switch is a critical safety component designed specifically for Carrier, Bryant, and Payne heating systems. As an L200F limit switch, it is calibrated to monitor internal plenum temperatures and will break the electrical circuit to the burner if levels exceed the