The configuration menu allows for easy keypad selection to set the reversing valve to energize in either heating (B) or cooling (O) modes to match the specific condensing unit

000 AFC protection for safe end-of-life circuit removal

The MARS 12950 features a dual-voltage rating of 370/440 VAC

ensuring the correct Nordyne furnace parts are installed is critical for system safety and operational efficiency

Advanced System Efficiency: Eliminates the need for external mechanical thermostats or bulky dual fuel kits by using integrated panel logic

Modine 5H0735910008 Pressure Switch 30067439-890 The configuration menu allows forThe Modine 5H0735910008 Pressure Switch is a critical safety component designed for precise combustion air monitoring in high efficiency heating systems. This SPST furnace pressure switch is factory calibrated to a . 8" WC set point, ensuring reliable performance by verifying proper inducer motor operation and venting pressure before allowing the ignition sequence to proceed. As the 5H73591 8 direct replacement, this OEM component maintains system