providing critical diagnostics for residential and commercial cast iron boilers

This 3-way zone valve requires a normally closed actuator (such as the AG or AH series)

Always verify the cabinet size of your specific unit to ensure the 2-point configuration aligns with your existing structural supports

It is a direct fit for T-4000 series models requiring two setpoint access points

nippled to a panel

Amana-Goodman TX5N4 Valve Kit 30067439-890 providing critical diagnostics for residentialThe Amana Goodman TX5N4 Thermal Expansion Valve (TXV) Kit is a critical metered orifice replacement engineered specifically for R 410A refrigerant systems. This non bleed, bolt on expansion valve is designed to optimize superheat by precisely regulating refrigerant flow into the evaporator coil, ensuring high efficiency heat transfer across varying load conditions. As a direct replacement for BT1369070S, the TX5N4 valve kit is compatible with 1. 5 to