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Technician-Friendly Design: Features extended 1 1/8" sweat connections for easier brazing in tight mechanical spaces
two specialized gaskets for a secure seal
Efficient Gas Control: Specifically optimized for pilot-operated gas shutoff
and 25AUBLPZ3-3/4
How do I wire the A19BAC-1 for heating or cooling
Armstrong Furnace A4TXV01-1 Expansion Valve 321894-708 Technician-Friendly Design: Features extended 1The Armstrong Furnace A4TXV01 1 is a high precision thermostatic expansion valve (TXV) engineered for R 410A refrigerant HVAC systems. This OEM expansion valve is a critical component for 2 to 3 ton air conditioning units and heat pumps, ensuring that the evaporator receives the exact amount of refrigerant needed for peak cooling performance. By maintaining a constant superheat, the A4TXV01 1 TXV kit protects the compressor from liquid slugging while
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