This technical primer breaks down defrost control board operation, key components, and practical troubleshooting steps every ...
Your backup heat is supposed to be the quiet safety net in your home’s comfort system, not the star of the show. Yet in many ...
A split system heat pump's defrost sensor is used to detect ice buildup on the heat pump's outdoor coil. When ice builds up on the coil, it reduces the heat pump's ability to transfer heat, which can ...