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The ClimateMaster 33B0006N20 Expansion Valve (TXV) is a critical metered flow component engineered for high-precision refrigerant management in residential and commercial geothermal systems
As a genuine Carrier furnace part
this is a terminal board used for physical wire connections and signal distribution
which utilizes various marking technologies depending on the specific model configuration
Resideo PV075S Eliminator 318172-701 The ClimateMaster 33B0006N20 Expansion ValveThe Resideo PV075S Eliminator is a high performance 3 4 inch sweat power vent designed for critical air management in hydronic heating systems. Engineered for efficient microbubble removal, this unit utilizes an internal stainless steel concentric coalescing medium to break surface tension and release trapped air from the system fluid. By maintaining a deaerated system, the PV075S prevents oxygen related corrosion and ensures optimal heat transfer