Heil Quaker ICP 1178034 Pulley 320074-702 The Trane BNR1071 burner features

The Trane BNR1071 burner features a precision-drilled orifice and venturi design to facilitate the ideal air-to-fuel ratio

The Raypak 007399F Tridicator Gauge is a professional-grade boiler temperature and pressure gauge designed for high-accuracy monitoring in hydronic heating systems

High Torque Capacity: 177 lb-in (20 N·m) rating supports single-actuator operation or tandem mounting for up to 354 lb-in

you must purchase the appropriate S4 solenoid coil separately

multi-speed motor coupled with a dynamically balanced blower wheel

Heil Quaker ICP 1178034 Pulley 320074-702 The Trane BNR1071 burner featuresThe Heil Quaker ICP 1178034 Pulley is a critical belt drive component engineered for exact HVAC blower motor synchronization in light commercial and residential package units. This single groove pulley features a precise 5 8" bore and a 5 3 4" outer diameter (OD), ensuring consistent torque transfer and maintaining factory spec static pressure. Constructed from high grade cast iron or heavy duty steel, it is designed to mitigate belt slippage and