Resideo M847D-VENT Motor 320788-703 flue-side fouling and scale buildup

flue-side fouling and scale buildup act as thermal insulators

This 3/4" NPT magnetic valve features a 5

ensuring the burner assembly is correctly isolated and the access door is fully secured before allowing the ignition sequence to proceed

Critical Heat Shielding: Protects the lower heat exchanger framework from extreme temperatures and corrosive combustion byproducts

or carbon buildup that persists after cleaning

Resideo M847D-VENT Motor 320788-703 flue-side fouling and scale buildupThe Resideo M847D VENT Motor is a specialized 24V replacement actuator designed specifically for EARD ventilation dampers. Engineered for fresh air intake systems and HVAC zone control, this synchronous motor utilizes a 2 wire, power open and spring closed configuration to ensure reliable airflow management. With a 30 second power on timing and a rapid 10 second spring return, it provides precise damper positioning for improved indoor air quality and