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Direct OEM Match: Ensures full communication with the system board
warping or corrosion in the old unit can lead to dangerous flue gas temperatures or cracked heat exchangers
Compatibility should be verified by checking the serial number and model number on the nameplate of your solenoid valve body against the official ASCO cross-reference guide
Connect the 24V supply to PWR and COM
Emerson Alco 055931 Expansion Valve 321894-708 Direct OEM Match: Ensures fullThe 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
