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3/8"x3/8" R-22 3-Ton TXV Vlv
Cross-referencing the part number on your existing board’s ID tag or checking the wiring diagram inside the unit’s cabinet is essential for verifying the current control module revision
OEM Durability: Built to Bard’s rigorous standards to handle the high static pressures of wall-mount HVAC cabinets
Is disassembly required before brazing the 3/8" ODF ends
As the direct replacement for Fenwal 27121-0-325
Heil Quaker ICP Z06G001 Switch 340793-762 3/8"x3/8" R-22 3-Ton TXV VlvThe Heil Quaker ICP Z06G001 Block Vent Switch is a critical safety component engineered for oil fired heating appliances and high efficiency furnace systems. Designed as a Blocked Vent Shutoff Switch (BVSO), this genuine OEM part monitors the exhaust flue for restricted airflow or backdraft conditions. If the venting system becomes obstructed by debris, ice, or seasonal nests, the Z06G001 switch detects the resulting pressure or temperature change to