Field Controls 46159201 Power Venter

The Field Controls 46159201, specifically the SWG-8 Power Venter, is a critical component for managing sidewall venting applications where natural draft is insufficient. Operating at 115Vac with a motor speed of 3100 RPM, this unit is engineered to discharge flue gases safely from oil or gas-fired heating equipment. The 8-inch inlet design is optimized for high-capacity systems, ensuring negative pressure is maintained within the vent connector. As a veteran technician knows, the SWG series eliminates the need for vertical chimneys, allowing for flexible mechanical room layouts. It features a heavy-duty housing and a corrosion-resistant fan blade to withstand high-temperature exhaust environments. This power venter motor assembly is frequently used in HVAC ventilation solutions to resolve draft induction issues and improve overall combustion efficiency. Proper installation requires careful calibration of the pressure switch to ensure the burner only fires when adequate airflow is confirmed.

Key Benefits

• Mechanical Draft Efficiency: Provides consistent induced draft, overcoming venting restrictions in long horizontal runs.
• Versatile Installation: The SWG-8 power venter allows for sidewall termination, reducing architectural constraints and chimney construction costs.
• Industrial Build Quality: Features a high-performance 3100 RPM motor designed for continuous duty and thermal stability.
• Enhanced Safety: Designed to work with safety interlocks, ensuring flue gases are properly evacuated before combustion cycles begin.
• Field Serviceability: Standardized components and 8-inch inlet sizing make this a preferred choice for commercial HVAC maintenance and retrofits.

Common Questions

What is the maximum BTU capacity for the SWG-8?
The Field Controls SWG-8 is typically rated for gas systems up to 600,000 BTU or oil systems up to 4.0 GPH, though specific piping runs and diameters will affect final power venter capacity calculations.

Can this unit be used with Category IV condensing furnaces?
No, the SWG series is designed for non-condensing, atmospheric, or power-burned appliances. For high-efficiency condensing equipment, specialized positive pressure venting components are required.

How do I troubleshoot a pressure switch lockout on this model?
Ensure the 8-inch inlet and discharge are clear of obstructions. Check the fan blade for soot buildup and verify that the 115Vac motor is reaching the full 3100 RPM to generate sufficient vacuum.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.