The Functional Devices TR175VA001 uses color-coded leads to designate voltage: the Black wire is Common

This 50-square-inch replacement diaphragm kit handles the critical task of converting air pressure into mechanical motion for chilled water

What systems use the Nordyne 669942R Vertical Drain Pan

The System Sensor DST1

The Johnson Controls VA-4233-601 Hardware Kit is an essential field-replacement assembly engineered for the VA-4233 Actuator Series

Copeland 998-0510-90 Valve Kit 30067439-890 The Functional Devices TR175VA001 usesThe Copeland 998 0510 90 is a heavy duty Rotalock Service Valve Kit designed for professional HVACR maintenance and compressor installations. Engineered for 7 8" Sweat (ODF) connections, this kit features a robust 1 1 4 12 UNC thread size, ensuring a precise and secure fit on compatible discharge ports. As a veteran grade OEM valve replacement, it includes the essential gasket required for a leak free seal during field service. This specific model is