The unit features permanent program retention

the C6456503 maintains the structural integrity of the furnace’s logic circuit

the RFS-4001 must be installed with the diaphragm in a vertical plane to maintain accuracy

OEM design eliminates the need for field-fabricated drainage solutions

When using the C7189U1005

Nordyne 903404 Blower Assembly Els PW 17895 The unit features permanent programThe Nordyne 903404 Blower Assembly is a crucial induced draft component engineered for Nortek, Miller, and Intertherm M1 Series furnaces. As a veteran grade OEM furnace combustion motor, this assembly is designed to pull precise volumes of air into the combustion chamber, ensuring correct fuel to oxygen ratios for high efficiency heating performance. This specific induced draft blower is a direct replacement for Partners Choice 903404 and the older