Industrial-Grade Reliability: Built with a 3/4 HP rating and B56 frame to survive the high-ambient conditions of garage and warehouse heating

47" WC Reznor 196653 can cause incomplete combustion or fail to detect a blocked flue condition

Technicians frequently look for a complete loss of 24V power at the thermostat or control board

resistance drops—allowing the boiler’s control logic to modulate firing rates and maintain supply water setpoints without short-cycling

ASCO 8210G35 Valve 321042-401 Industrial-Grade Reliability: Built with aThe ASCO 8210G35 is a high performance 2 way normally open solenoid valve designed for reliable fluid control in demanding industrial and HVACR environments. Engineered with a durable brass body and NBR seals, this pilot operated valve provides a robust solution for managing air, water, and light oil. With a 3 4" NPT connection and a substantial 5. 5 Cv flow coefficient, it ensures efficient high flow operation, supporting up to 295,000 BTU hr for gas