Weil McLain 383-500-025 Gas Valve/Venture Kit Els PW 29614 Using this TXV with R-410A

Using this TXV with R-410A will result in incorrect metering and potential system failure

Field-selectable jumpers allow for quick switching between direct and reverse acting modes

Specifically designed to manage the inductive loads of large compressors and condenser fans

Precise Pressure Calibration: Fixed at -1

Designed to maintain precise downstream pressure

Weil McLain 383-500-025 Gas Valve/Venture Kit Els PW 29614 Using this TXV with R-410AThe Weil McLain 383 500 025 Gas Valve Venturi Kit is an essential OEM replacement component designed specifically for Ultra Gas Boilers (Size 155). As a veteran grade replacment gas valve, this assembly ensures the negative pressure regulated delivery of fuel required for high efficiency modulating condensing boilers. This Weil McLain Gas Valve Venturi Assembly is engineered to maintain precise air to fuel ratios, supporting the 5: 1 turn down ratio