Armstrong Furnace R42640-001 Ignitor/Sensor Els PW 17895 including select Utica Boilers and

including select Utica Boilers and Dunkirk gas boilers

The P32AC-1 is primarily designed as an operating control for general HVAC air sensing

Key Benefits: Premium Forged Brass: Constructed from high-copper C360 alloy to prevent cracking and resist corrosion in harsh environments

This HVAC internal control module is essential for restoring the intelligent fan control necessary for energy-efficient furnace and air handler performance

What causes a drain trap like the 1171917 to fail

Armstrong Furnace R42640-001 Ignitor/Sensor Els PW 17895 including select Utica Boilers andThe Armstrong Furnace R42640 001 Ignitor Sensor is a critical OEM replacement part designed for precise ignition and flame rectification in residential HVAC systems. Engineered as an ignitor sensor less pilot assembly, this component ensures reliable burner cycles by providing the necessary spark and feedback signal to the furnace control board. Transitioning to a high performance silicon nitride ignitor configuration often improves longevity over