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while the diaphragm-isolated spring chamber prevents corrosive system fluids from making contact with the steel-plated alloy spring
Is the LF174A compatible with glycol-based systems
while the sensor probe is splashproof and designed for high-humidity environments
Key Benefits Direct Compatibility: Engineered specifically for Lennox CBA27UHE
Lennox 42W29 TXV 321142-301 while the diaphragm-isolated spring chamberThe Lennox 42W29 is a high precision thermostatic expansion valve (TXV) designed to regulate refrigerant flow in 2 ton residential and light commercial cooling systems. This genuine OEM Lennox part (MPN 100679 15) is engineered for R410A refrigerant applications, ensuring optimal superheat control and system efficiency. Featuring 3 8" x 1 2" ODF connections, the Lennox 42W29 TXV provides a secure, leak resistant fit for sweat connection evaporator
