verifying the PSC motor specifications and voltage compatibility ensures long-term system reliability

OEM Compatibility: Direct fit for numerous York S1-024-23285-700 applications

45-degree flare connections rely on a metal-to-metal seal

Can this be mounted in a vertical duct

this auto-reset thermal switch ensures the burner assembly shuts down if heat exchanger temperatures exceed safe operating parameters

McDonnell & Miller 157S-R-M Pump Controller R-410A verifying the PSC motor specificationsThe McDonnell & Miller 157S R M (Part Number 177306) is a heavy duty, float operated low water cut off and pump controller designed for commercial and industrial steam boilers. This unit features an integral water column and alternate tappings to simplify installation on various boiler configurations. The 157S R M is functionally identical to the 172817, utilizing a snap acting SPDT switch that eliminates the need for mercury while providing reliable