Two-stage valves require a multi-stage conversion kit to handle high and low fire settings

and Nortek furnace limit control applications

C) and clear of any metal cabinet parts to prevent shorting

Utilizing genuine HVAC replacement parts like the 20162903 ensures that the limit control matches the original equipment manufacturer’s factory specifications for safety and performance

Marley Engineered Products 490030103 Fan Blade Two-stage valves require a multi-stageThe Marley Engineered Products 490030103 Fan Blade is a critical HVAC replacement part engineered for high static pressure environments. This 5 blade fan blade configuration is designed specifically for integration with Berko, Marley, and QMark field units, ensuring your unit heater repair meets exact OEM specifications. Constructed from durable, corrosion resistant materials, this Marley replacement fan provides balanced, vibration free operation to