Maxitrol T244 Selectra Stat Refrigerant Enhanced Safety: The SPNO (Close

Enhanced Safety: The SPNO (Close on Fall) logic acts as a primary fail-safe against inducer motor failure or obstructed flue pipes

It includes an external equalizer (1/4" ODF) to compensate for pressure drops across the evaporator and a 30-inch capillary tube for flexible bulb placement

using a lower or higher speed motor can result in tripped limit switches or poor heat distribution

you must use a contactor with a 24V coil instead

The gasket is compatible with Series RS architectures

Maxitrol T244 Selectra Stat Refrigerant Enhanced Safety: The SPNO (CloseIf you are servicing direct fired equipment using Maxitrol Series 44 or Series 24 systems, the Maxitrol T244 Wall Mount Selectra Stat is the industry standard for precise space temperature control. This veteran component integrates both sensing and selecting functions into a single wall mounted thermostat, allowing for a 55 90 degrees F range adjustment. Optimized for electronic gas flame modulation, it works seamlessly with A1044 amplifiers and M MR