This genuine OEM replacement is calibrated at a 0

System Diagnostics: LED indicators provide real-time status and assist in rapid troubleshooting of flame signal or hardware faults

the 4350-128 is specifically calibrated for the 150°F to 400°F range typical of griddles

and a front-loading battery door for rapid field servicing

Simplified Installation: Features pre-stripped wire leads and a standard panel-mount housing for rapid swap-outs in the field

Heil Quaker ICP 1183507 Circuit Board 30067439-890 This genuine OEM replacement isAs a seasoned technician, you know that the Heil Quaker ICP 1183507 Circuit Board is the critical logic center for high efficiency variable speed furnaces. This OEM furnace control board is a direct replacement designed to manage the precise timing of the inducer motor, blower operation, and hot surface igniter. When you encounter common field issues like erratic blower behavior or a failure to sustain a flame signal, swapping in this genuine ICP