Terminal 1-2 opens on rise (limit function)

or the unit cycling on and off rapidly

Compatibility depends on the valve body

The Functional Devices TR100VA004 Transformer is a professional-grade power solution designed for contractors who need versatility and reliability in the field

Always check the wiring diagram on the equipment cabinet to ensure voltage compatibility before applying power to avoid damaging the internal electronics

Amana-Goodman FCSS92803K Collect Box Kit 318820-201 Terminal 1-2 opens on riseThe Amana Goodman FCSS92803K Collect Box Kit is a vital OEM replacement component designed for high efficiency condensing gas furnaces. This authentic furnace secondary heat exchanger collector box ensures the seamless management of combustion byproducts, specifically handling the corrosive condensate fluid generated during the heating process. Engineered to meet strict manufacturer specifications, the FCSS92803K serves as a critical HVAC replacement