Multi-Ignition Support: Optimized for HSI

Safety Focused: Integrated draft temperature switch prevents operation during hazardous overheating conditions

The standard Buna-N material is excellent for air

The 7B switch provides a proportional 135-ohm signal for modulating feed water systems

Industry standards recommend replacing these gaskets during every annual boiler inspection or whenever the burner assembly is removed for cleaning

Nidec-US Motors 3256 Motor 320819-301 Multi-Ignition Support: Optimized for HSIThe Nidec US Motors 3256 Motor is a high performance split phase circulating pump motor engineered specifically for hydronic heating and industrial hot water systems. Operating at 1 6 HP and 1725 RPM, this 115Vac single phase motor is the direct replacement for CP R1351 and is compatible with common Bell & Gossett or Armstrong pump assemblies. Built with a NEMA 48Y frame size and a 1 2" shaft with a special circular pump hub, it features ball bearings