Greenheck 335665 Blower Wheel 318172-701 or the system throwing a

or the system throwing a "pressure switch stuck open" error code during the pre-purge cycle

Optimized Performance: The 1140rpm operating speed is specifically calibrated for high-static pressure ventilation environments

Broad Compatibility: Works seamlessly with 4L

Durable close-grain cast iron construction

Greenheck 335665 Blower Wheel 318172-701 or the system throwing aThe Greenheck 335665 Blower Wheel is a critical replacement component designed for high performance air movement in centrifugal fans and utility sets. This forward curved blower wheel features a 12. 125 inch diameter and a 9 inch width, engineered specifically for Greenheck G series and GB series fans. Constructed from heavy duty galvanized steel, it ensures dynamic balance and optimal airflow stability under high static pressure conditions. As a