A temperature difference greater than 3°F between the evaporator suction line and the permanent suction line often indicates an internal seat failure

installing this factory-specified S1-025-46401-000 limit switch ensures the unit maintains its original safety ratings

Simplified Installation: Standard SPST terminal configuration allows for rapid connection to existing wiring harnesses

Whether you are performing a replacement zone valve installation or a new build

This unit is a close-on-rise control

ClimateMaster 68624003 Blower Wheel 320788-703 A temperature difference greater thanThe ClimateMaster 68624003 is a high performance 9" x 7" blower wheel engineered for precise airflow management in residential and light commercial geothermal systems. This OEM ClimateMaster replacement part features a double inlet design and forward curved blades, optimized to deliver consistent static pressure across various duct configurations. Constructed from heavy duty galvanized steel, this centrifugal fan wheel is designed to withstand the