A Traulsen 325-60080-121 Expansion Valve/TXV meters refrigerant flow to maintain stable cooling performance and system balance.
The expansion valve/TXV regulates refrigerant flow into the evaporator to maintain proper pressure and temperature balance for consistent cooling operation. Its design for R448A application matters because accurate metering supports system efficiency, protects components from improper refrigerant delivery and promotes stable performance under changing load conditions.
The expansion valve/TXV may be failing if the equipment shows inconsistent cooling, poor temperature control, frost buildup or unusually long run times. Physical signs can include leaks or corrosion around the valve and environmental signs may include abnormal icing, fluctuating pressures or operating conditions that can point to restricted or improper refrigerant flow.
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