delivering a reliable 1550 RPM for consistent airflow

This HVAC conversion kit is engineered for Williams Brand gas valves found in units manufactured after 2013

Each switch assembly operates with its own diaphragm and calibration spring

Technicians must verify the line voltage and ensure the capacitor matches the manufacturer's specified rating on the nameplate for proper phase shift and starting torque

The Sight-Set calibrated pressure adjustment allows for visible setpoint monitoring and adjustments through the range without 100% disassembly of the housing

Resideo TH8321WF1001 Thermostat 322027-701 delivering a reliable 1550 RPMThe Resideo TH8321WF1001 is a robust, hardwired Wi Fi VisionPRO 8000 digital thermostat engineered for versatile application in both residential and light commercial environments. Designed to handle up to 3 Heat 2 Cool Heat Pump or up to 2 Heat 2 Cool Conventional systems, this unit provides precise control via 18 30Vac screw terminals. It features a high resolution 10 sq. in. touchscreen interface with 7 day programmable or non programmable options,