meaning it functions correctly without an external Rotor B valve setup

this motor provides the exact technical specifications required to restore factory-standard performance to your heating and cooling equipment

It handles a 2 PSI max inlet pressure and manages a 7-11" w

The included gasket is manufactured from heavy-duty elastomeric material to provide a reliable hermetic seal under high-temperature and variable-pressure environments typical of steam and hot water applications

York S1-029-26860-000 Orifice R-407C meaning it functions correctly withoutThe York S1 029 26860 000 Orifice is a precision engineered fixed orifice metering device designed for reliable refrigerant flow regulation in residential and commercial HVAC systems. Featuring a 0. 077 orifice size, this component is critical for maintaining the correct pressure drop across the evaporator coil, ensuring optimal heat transfer and system efficiency. Built with a Chatleff connection, it provides a secure, leak resistant interface that