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Common Questions What is the primary function of the thermal barrier on this assembly
allowing technicians to fine-tune the trip point via a precision trimmer to match specific load requirements
heat pump signals
0 Cv rating provides efficient throughput for 1/2-inch line sizes
Nordyne 664275R TXV 318973-401 Common Questions What is theThe Nordyne 664275R TXV is a critical N Series thermal expansion valve engineered specifically for 5 ton packaged units. Designed for R410A refrigerant, this OEM component provides precise metering to maintain the correct superheat across the evaporator coil, preventing liquid slugging and ensuring compressor longevity. As a direct Nordyne replacement part, it eliminates the compatibility issues often found with universal aftermarket valves,
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