Common failure points include bird or debris obstruction in the flue

Technicians often see issues where the circulator pump fails to engage for the post-purge cycle

As a Genuine Carrier OEM replacement

the 632495R monitors the pressure differential to prevent the gas valve from opening if a venting obstruction or blower failure is detected

It is the standard ignition component for Maxon Ovenpak 400

Amana-Goodman 10728344 Switch 321702-401 Common failure points include birdThe Amana Goodman 10728344 Switch is a mission critical L170 40F limit switch designed for precision thermal protection in residential and commercial HVAC systems. This high temperature limit control functions as a fail safe safety device, automatically interrupting the electrical circuit if the heat exchanger temperatures exceed the 170F threshold. Engineered for Amana furnaces and Goodman gas heating units, this OEM replacement part ensures your