Reznor 270489 Assembly 321894-708 This 200°F manual reset limit

This 200°F manual reset limit switch acts as a fail-safe

this component ensures exact mechanical compatibility with existing Alco valve bodies

Enhanced Ignition Stability: Maintains a consistent pilot flame to prevent delayed ignition or nuisance lockouts

which is essential for maintaining electronic component integrity in high-temp hydronic loops

What does 'reverse acting' mean for this specific model

Reznor 270489 Assembly 321894-708 This 200°F manual reset limitThe Reznor 270489 Firing Leg Burner Insert Assembly is a critical OEM replacement part engineered for high intensity combustion system maintenance. Designed specifically for Reznor gas fired unit heaters, this firing leg assembly ensures a precise fuel to air mixture across the primary burner insert, facilitating consistent ignition and uniform thermal distribution. Built for the rigors of industrial and commercial heating environments, it maintains