vibration-resistant friction fit that simplifies field installations during routine maintenance or emergency repairs

as the radially-split cast iron body can remain in-line during maintenance

Common Questions Can I use this as an R404A replacement

Is the 17F51 compatible with other Lennox furnace models

and ensure it is fully insulated

Trane HUS3518 Fan Housing & Wheel Assembly 318172-701 vibration-resistant friction fit that simplifiesThe Trane HUS3518 Fan Housing & Wheel Assembly is a critical OEM replacement part engineered for high performance HVAC air handling units. When troubleshooting static pressure issues or excessive vibration in Trane blower assemblies, replacing the entire housing and wheel ensures factory spec tolerances are maintained. This assembly is designed to optimize airflow velocity and reduce mechanical stress on the motor shaft, preventing premature bearing