The Copeland Comfort Control (Alco) 057878 Power Assembly is a high-performance replacement component for thermostatic expansion valves used in medium and high-temperature refrigeration

This specific model features a

High-Speed Extraction: The 2950 RPM motor provides the necessary cubic feet per minute (CFM) to clear the heat exchanger of combustion byproducts

verifying the run capacitor (typically 5µF/370V) during installation is standard practice to maintain motor longevity and prevent premature failure

Common Questions About the Carrier 4508

York S1-373-27943-001 Kit mario The Copeland Comfort Control (Alco)Ensure precise combustion performance with the York S1 373 27943 001 Burner Alignment Bracket Kit. This essential OEM replacement part is engineered to maintain strict burner tube positioning relative to the heat exchanger inlets, preventing flame impingement and premature component fatigue. In high efficiency York residential gas furnaces, even a slight misalignment can disrupt the flame rectification signal or cause uneven heating across the primary