specifically engineered for the 3-inch ACV-9005-03 automatic control valve

preventing the hunting and uneven cooling often associated with universal aftermarket valves

Cross-referencing your furnace model or checking for part HQ1004303TD will confirm compatibility

which is required for moisture-free operation with R404A systems

Fireye DE701-007A Scanner 318973-401 specifically engineered for the 3-inchThe Fireye DE701 007A Scanner is a high sensitivity ultraviolet (UV) flame detector designed specifically for integration with the C9707A Series electronic assemblies. Engineered for industrial burner management systems, this UV flame scanner monitors the ultraviolet radiation emitted by combustion flames, providing reliable flame on flame off signals to Fireye Flame Monitor or MicroM control systems. The sensor is optimized for intermittent pilot or