Technicians typically look for water pooling in the inducer motor or the furnace tripping on a "pressure switch open" fault code

This model is the direct technical successor for the CR33KF-PFV-230 and S1-015-04658-001

Galvanized Steel Construction: High-grade rust-resistant steel provides long-term durability in high-humidity environments

and water treatment applications where precise fluid control is essential

and 322P289C to eliminate mounting modifications

Viessmann 7831456 Radial Fan 326010-701 Technicians typically look for waterThe Viessmann 7831456 Radial Fan is a high performance RG148 assembly engineered specifically for Vitodens 200 W WB2B series gas condensing boilers. As a critical component for combustion air supply and flue gas extraction, this fan ensures the necessary static pressure to maintain efficient modulation across the boiler's firing range. Designed for the WB2B 45 and WB2B 60 models, it features a brushless EC motor and a durable die cast aluminum