Laars Heating Systems RE0254000 Inducer Blower Assembly 321042-401 For larger units like the

For larger units like the Ultra 155 through 399

This specific model features a 4-wire 2-circuit contact block

preventing combustion gas leakage

All electrical connections are designed for standard quick-connect terminals

The Williams 7B46 Motor Support is a critical structural component engineered specifically for Williams Forsaire furnaces

Laars Heating Systems RE0254000 Inducer Blower Assembly 321042-401 For larger units like theWhen you are troubleshooting a Laars Heating Systems unit that is failing on the combustion sequence, the RE0254000 Inducer Blower Assembly is frequently the culprit. This OEM induction fan is engineered specifically for high efficiency boilers and furnaces, ensuring that flue gases are properly drafted through the heat exchanger and out the vent terminal. A faulty inducer assembly will prevent the pressure switch from closing, effectively locking out