Trane MOD2947 Module 318423-701 The York S1-VLV-011 is a

The York S1-VLV-011 is a high-capacity 11-ton thermal expansion valve engineered for precise refrigerant metering in large-tonnage R-22 HVAC systems

maintaining original equipment manufacturer (OEM) footprint and mounting dimensions

When servicing York-branded systems

this replacement heat exchanger gasket ensures a gas-tight seal between internal components

Energize the 120V coil and listen for a solid mechanical click

Trane MOD2947 Module 318423-701 The York S1-VLV-011 is aThe Trane MOD2947 is a high performance Tracer TD7 display module designed for seamless integration with Tracer UC800 controllers. Specifically engineered for Trane chillers and HVAC systems, this 7 inch color touchscreen interface provides technicians with localized access to critical system data. It utilizes a CANbus communication protocol to interface with the primary controller, delivering real time monitoring of compressor staging, refrigerant