verify that 24Vac is reaching the coil terminals

which is mathematically and physically identical to part number 73M8501

Broad Compatibility: Replaces a wide range of older Honeywell oil primary controls including R4184D1027

Integrating this genuine-style York blower motor wheel ensures the system operates within its original design parameters for heat exchange and cooling efficiency

Broad Compatibility: Standard 3-blade structural design fits a wide range of Goodman

Fulton Boiler 2-20-000090 Spark Plug 321894-709 verify that 24Vac is reachingThe Fulton 2 20 000090 Spark Plug is a critical ignition component engineered specifically for Fulton vertical tubeless boilers and pulse combustion systems. Designed to withstand high temperature combustion environments, this industrial electrode ensures consistent pilot or main burner ignition by maintaining a precise spark gap under operational load. As a direct OEM replacement part, it guarantees the correct reach and thread pitch required to