the S1-024-40900-000 wiring diagram may differ slightly from older models

For zero-pressure or vacuum applications

As the official 8107-008 replacement motor

the VT2322 is the valve body only

this 24Vac motorized actuator utilizes a three-wire floating signal to provide modulating-style control without the need for complex linkages

Trane VAL18925 TXV 320720-756 the S1-024-40900-000 wiring diagram mayThe Trane VAL18925 TXV is a high capacity, thermostatic expansion valve engineered for critical refrigerant metering in R22 HVAC systems. Built for large scale performance, this 30 ton expansion valve utilizes a 7 8" x 1 1 8" ODF connection to ensure secure, leak resistant brazed fitting in demanding commercial and industrial evaporator circuits. As a genuine Trane OEM replacement part, the VAL18925 provides the precise superheat control required to