or a clogged ScreenCheck flame arrestor

The color-coded red housing allows for immediate field identification

This inverted bucket trap gasket ensures a leak-proof interface between the body and cap

ideal for outdoor HVAC installations

Durable Construction: High-grade insulation prevents wire-break failures and resists thermal degradation in high-conductivity environments

Armstrong Furnace R38492B001 Flame Sensor or a clogged ScreenCheck flameThe Armstrong Furnace R38492B001 Flame Sensor is a critical OEM replacement part engineered for high accuracy flame rectification in residential and light commercial gas fired systems. Designed to withstand the rigorous thermal cycles of a combustion chamber, this furnace flame sensor rod utilizes flame ionization technology to signal the control board, ensuring the gas valve remains open only when a stable pilot or burner flame is proved. For any