For technicians troubleshooting intermittent system lockouts or failed inducer motor engagement

Its compatibility with legacy systems makes it a go-to replacement HVAC part for contractors managing high-efficiency hydronic systems

Whether you are performing a full pilot assembly overhaul or expanding a manifold

utilizing standard mounting points for efficient airflow across the drive’s heat sink

05" WC Rating: Factory-calibrated to ensure accurate proving of the combustion air blower

Bard HVAC 5651-077 TXV 322055-301 For technicians troubleshooting intermittent systemThe Bard HVAC 5651 077 Thermostatic Expansion Valve (TXV) is a critical metering device engineered for precise refrigerant flow control in 2. 5 ton air conditioning and heat pump systems. Designed with 3 8" x 3 8" ODF solder connections, this valve ensures a leak free integration into the liquid line. It functions by monitoring evaporator superheat, adjusting the orifice to match the cooling load, which prevents liquid slugging and protects the