Emerson Alco 055931 Expansion Valve 321894-709 While you can often move

While you can often move up in horsepower

depending on the burner model

What is the correct installation procedure for a swaged check valve

Techs can easily calibrate airflow limits directly at the thermostat's meter taps

This expansion module

Emerson Alco 055931 Expansion Valve 321894-709 While you can often moveThe Emerson Alco 055931, model HFES 2. 5 HC, is a high performance externally equalized thermal expansion valve designed for precision refrigerant flow control in medium temperature applications. Engineered for both R22 and R407C systems, this valve features a 2. 5 ton nominal capacity and a straight body configuration with 3 8" x 1 2" ODF sweat connections. The heavy duty stainless steel power element resists corrosion and prevents capillary tube