The post-purge function is factory-set but is typically only available when the control is interfaced via an electronic fan timer

High-Grade Construction: Built with a high-temperature silicone diaphragm to maintain accuracy across an operating range of -40°F to 190°F

Universal Compatibility: Serves as a direct replacement for Robertshaw 41-405

High-Impact Construction: Engineered to resist chemical corrosion and high-temperature stress without cracking

Carrier 326627-758 Housing Assembly 318423-701 The post-purge function is factory-setWhen you're dealing with a failing inducer, the Carrier 326627 758 Housing Assembly is the definitive OEM solution for restoring high performance airflow. This furnace inducer housing kit is engineered for a precise fit on Carrier, Bryant, and Payne units, specifically replacing the legacy part number 326627 708. Built with heavy duty materials, this assembly houses the inducer fan to facilitate essential combustion air movement and heat transfer