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providing stable modulation
Fuel Versatility: Fully compatible with natural gas (NG)
What are the power requirements for installation
000 ohm Type III thermistor
Using a multimeter set to millivolts (mV)
Nordyne 624689R Interface Module 318973-401 providing stable modulationThe Nordyne 624689R Interface Module is a critical replacement component engineered for precise communication between the thermostat and the integrated furnace control board in specific Miller and Intertherm gas furnaces. This OEM interface board is designed to manage the ignition sequence and blower timing, ensuring the heating system operates within factory specifications. As a direct fit Nordyne replacement part, it addresses common diagnostic
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