ensuring the automatic reset furnace limit functions exactly to factory specifications

as long as the actuator or damper shaft diameter is 7/16"

000 BTU/hr max multiple load capacity

this component is found at the junction where water exits the fill basin and enters the top of the heating tank

for the OFF delay (purge) function to operate correctly

Robertshaw 41-401 Hot Surface Ignitor ensuring the automatic reset furnaceFor service calls requiring a robust ignition source, the Robertshaw 41 401 Hot Surface Ignitor is the industry standard silicon carbide solution. Engineered for 120V AC operation, this Carbide Series ignitor features high purity recrystallized silicon carbide construction, often referred to as Crystar, which provides the thermal stability needed for high cycle heating applications. This 271A factory spec component is a direct cross reference for