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Upon restoration of power
or improper gas pressure causing flames to "roll out" of the burner
Common Questions & Technical Support Which Maxon burner models use the 28477 gasket
helping restore safe system operation
Nordyne 920670A TXV Valve 30067439-890 Upon restoration of powerThe Nordyne 920670A is an OEM thermal expansion valve (TXV) specifically engineered for 3 ton air conditioning and R410A heat pump systems. As the direct factory replacement for discontinued part number 669816, this externally equalized valve ensures precise refrigerant metering across various load conditions. For technicians performing a Nordyne 920670A TXV replacement, this component maintains the evaporator's superheat at optimal levels, preventing
US$ 179.95
US$ 39.95
