Resideo RT850 Relay 318518-761 We recommend inspecting your existing

We recommend inspecting your existing igniter and flame rod

is configured with a 4-second Trial For Ignition (TFI) and a 0-second pre-purge

Is this adapter compatible with R-410A systems

The LED flash codes indicate specific fault conditions

Resideo RT850 Relay 318518-761 We recommend inspecting your existingThe Resideo RT850 Relay is a heavy duty 120V TRIAC solid state relay engineered for contractors who require high precision load management without the mechanical wear of traditional contactors. Designed specifically for electric heating applications like baseboard heaters, convectors, and radiant ceilings, this unit provides 100% silent operation. The solid state switching technology eliminates the "click" noise associated with mechanical relays,