the SWT04530 is the designated manufacturer-current replacement for the SWT0608

For technicians servicing commercial HVAC systems

preventing nuisance trips and ensuring reliable heat cycle execution for residential and industrial applications

maintaining the same 48-frame mounting and 1/5 HP specifications

the logic circuit has likely failed

Trane VAL8561 Valve R-22 the SWT04530 is the designatedThe Trane VAL8561 is an OEM grade 3 way modulating control valve precision engineered for chilled water and hydronic heating applications. Built with a 1 2" sweat connection and a 1. 5 Cv flow coefficient, this brass body valve ensures stable flow regulation in fan coil units, VAV terminals, and reheat coils. The valve less actuator configuration allows for high accuracy mixing or diverting depending on your piping layout. By utilizing a 3 port