Hartland Controls CON-3/240/90 Contactor R-407C How does the vernier stage

How does the vernier stage improve heater performance

which is critical for proper alignment with the main burner port in specific furnace and boiler configurations

Complete Restoration: Features a distribution tray and feed tube to refresh the entire internal assembly

Always match the part number to the specific unit model to ensure the timing intervals and pin configurations are correct

Hartland Controls CON-3/240/90 Contactor R-407C How does the vernier stageThe Hartland Controls CON 3 240 90 is a heavy duty 3 pole definite purpose contactor engineered for demanding HVACR and industrial applications. Built for high amperage loads, this 90 amp contactor features a 240Vac 50 60Hz coil designed to provide reliable switching in commercial air conditioning units, refrigeration systems, and large heating equipment. The CON 3 240 90 utilizes silver cadmium oxide contacts to maintain high conductivity and prevent