Marathon B319 Motor 322838-754 Key Benefits Precise Safety Control:

Key Benefits Precise Safety Control: Dual-action protection for both excessive temperature (210°F) and pressure (150 PSI)

Matching the original 24-degree pitch is vital

The Watts 0274836 (Model 174A-3/4-150) is a high-capacity boiler pressure relief valve engineered for critical overpressure protection in hot water heating systems and domestic supply boilers

Designed for longevity and field-serviceability

it is best practice to inspect the mounting surface and use high-temp silicone if the existing seal is degraded during the swap

Marathon B319 Motor 322838-754 Key Benefits Precise Safety Control:The Marathon B319 3 4 HP Blower Motor is a rugged, NEMA 56 frame induction motor designed for reliable service in HVAC centrifugal blowers and fan applications. Operating at a synchronous speed of 1800 RPM (1725 RPM nameplate), this single phase powerhead features a capacitor start design to provide the high starting torque required for heavy duty air moving equipment. Built with a heavy gauge steel rolled frame and ball bearings, the B319 is