When troubleshooting a furnace not igniting or a boiler system lockout

The MARS 61431 Contactor is a professional-grade 3-pole definite purpose contactor engineered for high-demand HVACR applications

The Conbraco 61-507-01 is a professional-grade 1 1/2-inch FNPT check valve engineered for critical backflow prevention in hydronic heating and industrial fluid systems

8-ton thermostatic expansion valve engineered for precise refrigerant metering in R-22 air conditioning and heat pump systems

It is designed for use on valves regulating water and steam

Bard 8103-014 Motor 320788-704 When troubleshooting a furnace notThe Bard 8103 014 is a professional grade 1 5 HP condenser fan motor designed specifically for high voltage 460V HVAC applications. This single phase induction motor operates at a fixed 1050 RPM, delivering the precise torque required to maintain optimal static pressure within Bard wall mount units and heat pumps. Featuring a clockwise (CW) rotation as viewed from the lead end, the Bard 8103 014 motor ensures reliable heat dissipation by pulling air