Velocity Boiler Works (Crown) 270001 Gasket 319847-401 This model requires an H-series

This model requires an H-series split taper bushing

This Super-E premium efficient motor is designed to exceed NEMA standards

What safety precautions are necessary for installation

which allows for servicing under pressure without requiring a system drain-down

Velocity Boiler Works (Crown) 270001 Gasket 319847-401 This model requires an H-seriesThe Velocity Boiler Works 270001 Gasket is a critical circular sealing component engineered specifically for TWZ and CWI series boilers. As a veteran grade OEM replacement part, this coil gasket is manufactured from high grade elastomers designed to maintain its structural integrity under the rigorous thermal cycling typical of hydronic heating systems. Whether you are servicing a Crown TWB065 or a TWB150, ensuring a precision fit at the coil