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Can this unit be used for indirect acting sequences
Always verify the part number on your existing module or the boiler's service manual before installation
while specific pulse sequences signify an outdoor air temperature (OAT) sensor or coil sensor failure
3/4" wrench
a trusted industry benchmark for reliable refrigerant metering
Trane VAL9556 TXV 321894-709 Can this unit be usedThe Trane VAL9556 (also identified as VAL09556) is a high precision 3 ton R410A thermal expansion valve designed for critical refrigerant metering in residential HVAC systems. Engineered with mechanical fittings, this external equalizer TXV utilizes a 1 4" SAE flare connection to provide accurate superheat control and ensure the evaporator coil maintains peak thermal exchange rates. This OEM Trane expansion valve is a non balanced port design with an
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