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this is a single-stage gas valve
refrigerant vapor can migrate to the coldest part of the system—the compressor oil sump
this specific kit is configured for Liquid Propane (LP)
Simplified Service: Features replaceable seals and a no-bind lever mechanism to minimize downtime during routine maintenance
OEM Reliability: Genuine Trane replacement part maintains the original performance specifications of the equipment
Carrier 331709-755 TXV Kit L99H008 this is a single-stage gasThe Carrier 331709 755 TXV Kit is a critical metered expansion device engineered for high efficiency refrigerant flow control in residential and commercial HVAC systems. Designed for R 410A refrigerant applications, this Thermostatic Expansion Valve (TXV) maintains the optimal superheat at the evaporator outlet, maximizing heat transfer and protecting the compressor from liquid slugging. This specific kit is frequently utilized in Carrier, Bryant, and